| 单词 | hydrogen |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔BURN〕Hydrogen is a highly flammable gas. 氢是高度易燃气体。朗文写作活用〔H-bomb〕A hydrogen bomb.氢弹美国传统〔MAKE〕Hydrogen and oxygen combine to form water. 氢和氧结合产生水。朗文写作活用〔MAKE〕We found that this chemical process created hydrogen chloride as a by-product. 我们发现这一化学过程产生了一种副产品—氯化氢。朗文写作活用〔SEPARATE〕When you electrolyse water it splits into hydrogen and oxygen. 水电解后分成氢和氧。朗文写作活用〔acid〕A substance capable of yielding hydrogen ions.氢离子供体：一种可放出氢离子的物质美国传统〔alpha helix〕A common structure of proteins, characterized by a single, spiral chain of amino acids stabilized by hydrogen bonds.α螺旋：一种蛋白质普通结构，其特征为由氢键所稳定住的单螺旋氨基酸链美国传统〔antihydrogen〕The antimatter equivalent of hydrogen.反氢：与氢等价的反物质美国传统〔argument〕The author makes a compelling argument for the use of hydrogen as a fuel.作者主张用氢气作燃料，提出的论据很有说服力。牛津搭配〔atom〕A methane molecule is composed of one carbon atom attached to four hydrogens.1个甲烷分子由1个碳原子与4个氢原子构成。外研社新世纪〔atom〕A methane molecule is composed of one carbon atom attached to four hydrogens.甲烷分子由1个碳原子与4个氢原子构成。柯林斯高阶〔atom〕Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.两个氢原子和一个氧原子结合组成一个水分子。牛津高阶〔base-pairing〕The hydrogen bonding of complementary nitrogenous bases, one purine and one pyrimidine, in DNA and in hybrid molecules joining DNA and RNA.碱基配对：结合两个补充氮基（嘌呤和嘧啶）的氢键，这两个补充氮基存在于脱氧核糖核酸以及连接脱氧核糖核酸与核糖核酸的混合分子中美国传统〔bind〕The hydrogen molecule binds with the oxygen molecule.氢分子会和氧分子结合。朗文当代〔blimp〕A nonrigid, buoyant airship. Modern blimps use helium instead of hydrogen to maintain buoyancy.软式小飞艇：软式浮飞艇。现代软式小飞艇，利用氦取代氢来保持浮力美国传统〔bound〕They'd have a lot of hydrogen sulphide gas bound up in their cells.他们的牢房里会积聚大量硫化氢气体。外研社新世纪〔break down〕Water can be broken down into hydrogen and oxygen through electrolysis. = Water can break down into hydrogen and oxygen through electrolysis.通过电解作用，水会被分解为氢气和氧气。韦氏高阶〔burn〕Water can be synthesized by burning hydrogen in air.水可以通过在空气中燃烧氢气合成。外研社新世纪〔carborane〕Any of a class of stable compounds containing carbon, hydrogen, and boron.碳硼烷：一种含碳、氢和硼的稳定化合物美国传统〔catalase〕An enzyme found in the blood and in most living cells that catalyzes the decomposition of hydrogen peroxide into water and oxygen.过氧化氢酶：一种见于血液和多数活细胞之中将过氧化氢催化分解成水和氧气的酶美国传统〔combination〕Water is a combination of hydrogen and oxygen.水是氢氧化合物。韦氏高阶〔combine〕Hydrogen and oxygen combine to form water.氢与氧化合成水。牛津高阶〔combine〕Hydrogen combines with oxygen to form water.氢与氧化合成水。牛津高阶〔combine〕Hydrogen combines with oxygen to form water.氢和氧化合成水。英汉大词典〔combine〕Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.碳、氢、氧化合形成碳水化合物与脂肪。外研社新世纪〔combine〕Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.碳、氢、氧化合形成碳水化合物和脂肪。柯林斯高阶〔compose〕Water (H2O) is composed of hydrogen and oxygen.水是由氢和氧化合而成的。英汉大词典〔compose〕Water is composed of hydrogen and oxygen.水由氢和氧组成。朗文当代〔compound〕Water is a compound of hydrogen and oxygen.水是氢和氧的化合物。麦克米伦高阶〔constituent〕Hydrogen and oxygen are the constituent parts of water.氢和氧是水的成分。英汉大词典〔create〕This reaction creates hydrogen gas.这一反应能生成氢气。外研社新世纪〔cyanide〕Any of various salts or esters of hydrogen cyanide containing a CN group, especially the extremely poisonous compounds potassium cyanide and sodium cyanide.氰化物：一种包含CN基团的氰化氢的盐或酯，特别是剧毒化合物氰化钾和氰化钠美国传统〔decarboxylation〕Removal of a carboxyl group from a chemical compound, usually with hydrogen replacing it.脱羧作用：从一化合物中脱去羧基，通常是用氢来替换美国传统〔dehydratase〕An enzyme that catalyzes the removal of oxygen and hydrogen from organic compounds in the form of water.脱水酶：一种酶，催化以水的形式存在的有机化合物，使其脱去氧和氢美国传统〔dehydrochlorinase〕An enzyme that catalyzes the removal of hydrogen and chlorine from a chlorinated hydrocarbon.脱氯化氢酶：一种酶，在脱去氯化烃的氢和氯时起催化作用美国传统〔dehydrochlorinate〕To remove hydrogen and chlorine or hydrogen chloride from (a compound).脱去（化合物）中氯化氢美国传统〔dehydrogenase〕An enzyme that catalyzes the removal and transfer of hydrogen from a substrate in an oxidation-reduction reaction.脱氢酶：一种酶，能在氧化还原反应过程中，对脱去作用物中的氢并转化氢起催化作用美国传统〔dehydrogenate〕To remove hydrogen from.脱去…的氢美国传统〔dibasic〕Containing two replaceable hydrogen atoms.二元的：含有两个可取代的氢原子的美国传统〔diprotic〕Having two hydrogen ions to donate to bases in an acid-base reaction.双质子的：有两个氢基离子以便酸基反应的美国传统〔dissolvability〕Water can be dissolved into hydrogen and oxygen.水能分解成氢和氧。21世纪英汉〔double helix〕The coiled structure of double-stranded DNA in which strands linked by hydrogen bonds form a spiral configuration.双螺旋：双股DNA的螺旋结构，其中由氢键连接起来的股构成一个螺旋构造美国传统〔drive〕They use liquid hydrogen to drive the rockets.他们用液态氢驱动火箭。外研社新世纪〔element〕Both hydrogen and oxygen are elements, but water is not.氢和氧都是元素,但水不是。英汉大词典〔element〕Water is composed of the elements hydrogen and oxygen.水是由氢和氧两种元素组成的。韦氏高阶〔explosively〕Hydrogen is explosively flammable when mixed with oxygen.氢气与氧气混合时会发生爆炸性燃烧。柯林斯高阶〔extensively〕Hydrogen is used extensively in industry for the production of ammonia.氢气在工业上广泛用于制氨。外研社新世纪〔extensively〕Hydrogen is used extensively in industry for the production of ammonia.氢气在工业上广泛用于制氨。柯林斯高阶〔ferrous sulfide〕A black to brown sulfide of iron, FeS, used in making hydrogen sulfide.硫化亚铁：一种用于制造硫化氢的介于黑色和褐色之间的铁的硫化物，FeS美国传统〔flammable〕Hydrogen is highly flammable.氢是高度易燃的。文馨英汉〔fuel cell〕Car manufacturers are looking at alternative sources of energy such as hydrogen fuel cells.汽车制造商们正在寻找其他能源例如氢燃料电池。剑桥高阶〔fuse together〕The hydrogen atoms fuse together.氢原子融合在一起。外研社新世纪〔fuse〕Atoms of hydrogen are fused to make helium.氢原子可熔合成氦。牛津高阶〔fusion bomb〕A nuclear bomb, especially a hydrogen bomb, that derives its released energy principally from fusion reactions among light nuclei.热核弹：一种主要从轻核聚变反应中释放能量的核弹，尤指氢弹美国传统〔gas〕As the battery gassed, the air became displaced by hydrogen gas.电池释放气体时, 周围空气被氢气排开。外研社新世纪〔gas〕Jupiter is a gas giant, made largely of liquid hydrogen so it's actually very light.木星是一颗主要由液氢组成的气态巨行星, 因此实际上很轻。外研社新世纪〔gas〕Oxygen, hydrogen, and nitrogen are all gases.氧气、氢气和氮气都是气体。剑桥高阶〔gas〕Oxygen and hydrogen are gases at ordinary temperature.氧和氢在常温下为气体。英汉大词典〔gas〕Oxygen and hydrogen are gases.氧和氢都是气体。文馨英汉〔geocorona〕The outermost region of the earth's atmosphere, consisting chiefly of ionized hydrogen.地冕：地球大气的最外部分，主要由电离的氢组成美国传统〔getter〕Hydrogen may be gettered by and reliberated from magnesium.氢能为镁吸收,也能从镁中重新释放出来。英汉大词典〔ground〕A hydrogen leak forced NASA to ground the space shuttle.氢气泄漏迫使美国国家航空航天局停止了航天飞机的发射。柯林斯高阶〔ground〕A hydrogen leak forced NASA to ground the space shuttle.氢气泄漏迫使美国国家航空航天局停飞了航天飞机。外研社新世纪〔hydride〕A compound of hydrogen with another, more electropositive element or group.氢化物：氢与另一种电正性较大的元素或基组成的二元化合物美国传统〔hydriodic acid〕A clear, colorless or pale yellow aqueous solution of hydrogen iodide, HI, that is a strong acid and reducing agent.氢碘酸：一种纯净、无色或浅黄色氢化碘的水溶液，HI，是一种强酸和还原剂美国传统〔hydrobromic acid〕A clear, colorless or faintly yellow, highly acidic and corrosive aqueous solution of hydrogen bromide, HBr, used in the manufacture of bromides.氢溴酸：一种纯净、无色或淡黄色的由溴化氢溶于水生成的强液体酸，HBr，用于制备溴化物美国传统〔hydrocarbon〕Any of numerous organic compounds, such as benzene and methane, that contain only carbon and hydrogen.碳氢化合物：只含有碳和氢的多种有机化合物的一种，如苯和甲烷美国传统〔hydroforming〕A process in which naphthas are converted to high-octane aromatics in the presence of hydrogen and a catalyst under pressure and heat.临氢重整：在高温高压下，在氢和催化剂的作用下石油精转化为高辛烷值的芳烃的过程美国传统〔hydrogen bomb〕An explosive weapon of enormous destructive power caused by the fusion of the nuclei of various hydrogen isotopes in the formation of helium nuclei.氢弹：一种爆炸性武器，具有极大的破坏力，这种破坏力由不同的氢同位素原子核构成氦原子核时所产生的核聚变引起美国传统〔hydrogenase〕An enzyme in certain microorganisms that catalyzes the formation of hydrogen.放氢酶：某些微生物中的催化氢所生成的一种酶美国传统〔hydrogenate〕To combine with or subject to the action of hydrogen, especially to combine (an unsaturated oil) with hydrogen to produce a solid fat.使与氢化合，使氢化：与氢的作用相结合，或受氢作用的影响，尤其是将（不饱和的油）与氢结合产生一种固体脂肪美国传统〔hydrogenolysis〕The breaking of a chemical bond in an organic molecule with the simultaneous addition of a hydrogen atom to each of the resulting molecular fragments.分解氢：一个有机体分子中的化学键的断裂，同时给每个产生的分子分裂物加一个氢原子美国传统〔hydrosulfide〕A chemical compound derived from hydrogen sulfide by replacement of one of the hydrogen atoms with a basic radical or base.氢硫化物：一种化学合物，通过用一个原子团或碱来替换硫酸的一个氢原子美国传统〔inflated〕The balloon was kept fully inflated with hydrogen.气球里一直充满了氢气。牛津搭配〔leak〕In May engineers found a leak in a hydrogen fuel line.5月份工程师们在一条氢燃料管线上发现一条裂隙。柯林斯高阶〔macronutrient〕An element, such as carbon, hydrogen, oxygen, or nitrogen, required in large proportion for the normal growth and development of a plant.大量营养素：满足植物正常生长和发育而需要的大量元素，如碳、氢、氧或氮等美国传统〔methylate〕An organic compound in which the hydrogen of the hydroxyl group of methyl alcohol is replaced by a metal.甲基化产物：一种有机合成物，是甲醇的羟基中的氢被一种金属取代美国传统〔molecularity〕The reaction involves a molecule of iodine and a molecule of hydrogen and consequently its molecularity is two.这反应涉及1个碘分子和1个氢分子,所以参与反应的分子数是2。英汉大词典〔molecule〕A molecule of water consists of two atoms of hydrogen and one atom of oxygen.水分子由两个氢原子和一个氧原子构成。牛津高阶〔molecule〕A molecule of water is made up of two atoms of hydrogen and one atom of oxygen.1个水分子是由2个氢原子和1个氧原子构成的。英汉大词典〔monoacid〕An acid having one replaceable hydrogen atom.一元酸：只有一个可置换氢原子的酸美国传统〔monobasic〕Having only one hydrogen ion to donate to a base in an acid-base reaction; monoprotic.一（碱）价的：在酸碱反应中只有一个氢离子转移到碱上的；一碱价的美国传统〔monohydric〕Containing one replaceable atom of hydrogen.一羟基的：含有一个可置换羟基的美国传统〔nucleosynthesis〕The process by which heavier chemical elements are synthesized from hydrogen nuclei in the interiors of stars.核合成：较重的化学元素从星球内部的氢核合成的过程美国传统〔occlude〕Platinum occludes hydrogen.铂能吸留氢气。英汉大词典〔peroxide〕Hydrogen peroxide.过氧化氢美国传统〔peroxide〕To bleach (hair) with hydrogen peroxide.用过氧化氢漂白（头发）美国传统〔peroxisome〕A cell organelle containing enzymes, such as catalase and oxidase, that catalyze the production and breakdown of hydrogen peroxide.过氧物酶体：一种包含酶的细胞器官，如催化剂和氧化剂，能够催化过氧化氢的生成和分解美国传统〔polybasic〕Of or relating to an acid that has two or more hydrogen atoms that can be replaced by basic atoms or radicals.多元的；多碱价的：一种含有两个或更多能被碱性原子或原子团取代的氢原子酸的；或与之有关的美国传统〔positronium〕A short-lived association of an electron and a positron bound together in a configuration resembling the hydrogen atom.电子偶素，正电子素：电子与正电子的短暂结合物，两者的结合物与氢原子的结构十分相似美国传统〔protogalaxy〕A mass of hydrogen that is sufficient to form or is already beginning to form a galaxy.原星系：一团足已形成或已开始形成星系的氢美国传统〔reaction〕The reaction of hydrogen with oxygen makes water.氢气与氧气发生化学反应生成水。韦氏高阶〔reduce〕To add hydrogen to (a compound).加氢：在（化合物）中加氢美国传统〔reduce〕Water can be reduced to oxygen and hydrogen by electrolysis.水通过电解可以分解为氧和氢。21世纪英汉〔reduction〕A reaction in which hydrogen is combined with a compound.氢化反应：氢与化合物结合的反应美国传统〔resolve〕Water may be resolved into hydrogen and oxygen.水可以分解为氢和氧。21世纪英汉〔respect〕They may differ only in respect of two hydrogen atoms.它们可能仅仅存在两个氢原子的差异。外研社新世纪〔salt〕A chemical compound formed by replacing all or part of the hydrogen ions of an acid with metal ions or electropositive radicals.盐类：由金属离子或正电原子团替代酸中所有或部分的氢离子而得到的化合物美国传统〔tertiary〕Of or relating to salts of acids containing three replaceable hydrogen atoms.三代的：属于或关于含有三个可被替代的氢原子的各种酸盐的美国传统〔tetrabasic〕Containing four replaceable hydrogen atoms in a molecule. Used of acids.四元的：分子中含有四个可被替代的氢原子的，用于酸美国传统〔tetracid〕An acid containing four replaceable hydrogen atoms.四酸：含有四个可替代的氢原子的酸美国传统〔tetracid〕Containing four replaceable hydrogen atoms. Used of an acid or acid salt.含有四个可替代的氢原子的，用于酸或酸盐美国传统〔thermonuclear〕Hydrogen bombs are thermonuclear weapons/devices.氢弹是热核武器/装置。韦氏高阶〔triacid〕An acid containing three replaceable hydrogen atoms.三元酸：含有三个可被取代的氢原子的酸美国传统〔triacid〕Containing three replaceable hydrogen atoms. Used of an acid or acid salt.三价的：含有三个可被取代的氢原子的。用于酸或酸式盐类美国传统〔tribasic〕Containing three replaceable hydrogen atoms per molecule. Used of an acid.三元的三代的，三碱（价）的：每个分子中含有三个可取代的氢原子的。用于酸类美国传统〔unitable〕Oxygen unites with hydrogen to form water.氧与氢结合而成水。21世纪英汉〔vapor density〕The ratio of the weight of a given volume of one gas to the weight of an equal volume of another gas, typically hydrogen, at the same temperature and pressure.蒸汽密度：一定量的一种气体的重量与相等量的另一种气体的重量，通常为氢气，在温度和压力相同时的比率美国传统〔when〕It does not produce hydrogen when added to dilute acids.加入到稀酸时不会产生氢气。外研社新世纪A benzene molecule is made of six carbon atoms joined in a ring, each one with a hydrogen atom attached.苯分子由六个链状碳原子组成，每个碳原子带一个氢原子。剑桥国际Acids produce positively charged hydrogen atoms when dissolved in water.酸在水中溶解时可生成带正电荷的氢原子。剑桥国际Oxygen, hydrogen and nitrogen are all gases.氧气、氢气和氮气都是气体。剑桥国际The fuel used by space shuttles is a combination of liquid hydrogen and liquid oxygen.航天飞机使用的燃料是由液氢和液氧混合而成的。剑桥国际The solid hydrogen will infallibly explode if it even warms up slightly.即使轻微受热，固体氢也肯定会爆炸。剑桥国际Water consists of hydrogen and oxygen. 水由氢和氧组成。译典通Water contains hydrogen and oxygen. 水含有氢和氧。译典通Water is composed of hydrogen and oxygen. 水是由氢和氧组成的。译典通Water is composed of hydrogen and oxygen. 水是由氢氧组成的。译典通 |
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