| 单词 | acids |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔MAKE〕The stomach produces acids which help to digest food. 胃产生酸来帮助消化食物。朗文写作活用〔acidity〕Acids in the stomach destroy the virus.胃酸能杀死病毒。柯林斯高阶〔acidosis〕An abnormal increase in the acidity of the body's fluids, caused either by accumulation of acids or by depletion of bicarbonates.酸中毒：人体的体液中酸度的不正常增高，经常是由于酸的积累或是碳酸氢盐的缺乏引起美国传统〔acid〕Acids in the stomach destroy the virus.胃酸会杀死病毒。外研社新世纪〔acid〕Stomach acids can break down the poison.胃酸能分解这种毒素。牛津搭配〔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〔alpha-hydroxy acid〕Any of various fruit acids that are capable of trapping moisture in the skin and initiating the formation of collagen.α羟酸：任一种果酸，能够锁住皮肤内的水份并开始形成胶原美国传统〔aminoacidemia〕A condition in which excessive amounts of amino acids are present in the blood.胺基酸过多：血液中含有的胺基酸过多的状态美国传统〔aminoaciduria〕A disorder of protein metabolism in which excessive amounts of amino acids are excreted in the urine.蛋白尿，胺基酸尿症：一种蛋白质代谢失常现象，过多的胺基酸随尿排出美国传统〔amylolysis〕Conversion of starch to sugars by the action of enzymes or acids.淀粉分解：通过酶或酸的作用把淀粉转变为糖美国传统〔ate〕Acids eat metals.酸会腐蚀金属。21世纪英汉〔beta-oxidation〕The oxidative degradation of saturated fatty acids in which two-carbon units are sequentially removed from the molecule with each turn of the cycle.β-氧化作用：饱和脂肪酸的氧化降解，每个周期的转变使得两个碳单位相继从其分子中移出美国传统〔bile acid〕Any of the liver-generated steroid acids, such as cholic acid, that commonly occur in the bile in combination with glycine and taurine as sodium salts.胆汁酸：由肝脏产生的任一种固醇酸，如胆酸，一般存在于胆汁中，与甘氨酸和牛磺酸化合成钠盐美国传统〔bile salt〕Any of the sodium salts of the bile acids occurring in bile.胆汁盐：任一种存在于胆汁中的胆汁酸的钠盐美国传统〔bile〕Meat-eaters have to produce extensive bile acids in their intestines to properly digest the meat that they eat.食肉者的肠道内必须分泌大量的胆汁酸来彻底消化所吃的肉。剑桥高阶〔break down〕Over time, the protein in the eggshell breaks down into its constituent amino acids.时间久了，蛋壳中的蛋白质就会分解为其构成成分氨基酸。柯林斯高阶〔building block〕Amino acids are the building blocks of protein.氨基酸是构成蛋白质的基本成分。朗文当代〔building block〕Amino acids are the building blocks of proteins.胺基酸是蛋白质的基本成分美国传统〔butterfat〕The natural fat of milk from which butter is made, consisting largely of the glycerides of oleic, stearic, and palmitic acids.乳脂：牛奶中的天然脂肪，是奶油的成分之一，主要由含有油酸、硬脂酸和软脂酸的甘油脂混合物构成美国传统〔carboxyl〕The univalent radical, COOH, the functional group characteristic of all organic acids.羧基：一价根COOH，一切有机酸的功能组合的性质美国传统〔chromatin〕A complex of nucleic acids and proteins in the cell nucleus that stains readily with basic dyes and condenses to form chromosomes during cell division.染色质，核染质：细胞核中由核酸与蛋白质组成的核酸复合物，容易被基本染料染色， 在细胞分裂期会浓缩而形成染色体美国传统〔chymotrypsin〕A pancreatic digestive enzyme that catalyzes the hydrolysis of certain proteins in the small intestine into polypeptides and amino acids.胰凝乳蛋白酶：胰消化酶，在小肠中催化某些蛋白质水解形成多肽和氨基酸美国传统〔combine〕Different amino acids combine to form proteins.不同种类的氨基酸组合构成蛋白质。朗文当代〔dextrin〕Any of various soluble polysaccharides obtained from starch by the application of heat or acids and used mainly as adhesives and thickening agents.糊精：一种通过加热或酸化的方法从淀粉中获取的溶性多糖，主要用作胶粘剂和增稠剂美国传统〔dibasic〕Or or relating to salts or acids forming salts with two atoms of a univalent metal.含有两个一价金属原子的：盐类或酸类的，或者有关盐类或酸类的，它通过两个一价金属原子形成盐类美国传统〔diglyceride〕An ester of two fatty acids and glycerol.甘油二酯：双酸甘油酯一种含有两个脂肪酸和一个丙三醇的酯美国传统〔dipeptidase〕An enzyme that hydrolyzes dipeptides into their constituent amino acids.二肽酶：把二肽水解成其组成成分氨基酚的酶美国传统〔disorder〕Consumption of fatty acids may help prevent the disorder.消耗脂肪酸可能有助于预防这种疾病。牛津搭配〔dissociate〕Salts and acids dissociate in water.盐和酸离解于水。英汉大词典〔duralumin〕An alloy of aluminum that contains copper, manganese, magnesium, iron, and silicon and is resistant to corrosion by acids and sea water.杜拉铝：一种铝合金，含铜、锰、镁、铁与硅，能抗酸和海水腐蚀美国传统〔eat into〕Ulcers occur when the stomach's natural acids eat into the lining of the stomach.当胃里本身的酸性物质腐蚀胃壁时, 就会引起胃溃疡。外研社新世纪〔eat into〕Ulcers occur when the stomach's natural acids eat into the lining of the stomach.胃酸侵蚀胃内壁引发溃疡。柯林斯高阶〔eat〕The acids were eating away at the metal finish.酸性物质腐蚀了金属饰面。韦氏高阶〔endonuclease〕Any of a group of enzymes that catalyze the hydrolysis of bonds between nucleic acids in the interior of a DNA or an RNA sequence.核酸内切酶：在DNA或RNA系列内部催化核酸键解的任何酶群美国传统〔erepsin〕An enzyme complex found in intestinal and pancreatic juices that functions in the breakdown of polypeptides into amino acids.肠肽酶：肠内分泌物和胰液中的一种酶合成物，在将多肽分裂成氨基酸的过程中起作用美国传统〔erode〕Repeated vomiting causes the stomach acids to erode tooth enamel.反复呕吐会导致胃酸酸蚀牙釉质。外研社新世纪〔exopeptidase〕Any of a group of enzymes that catalyze the hydrolysis of single amino acids from the end of a polypeptide chain.链肽端解酶：能使肽链末端氨基酸形成的肽键水解的一组酶之一美国传统〔fat〕Any of various soft, solid, or semisolid organic compounds constituting the esters of glycerol and fatty acids and their associated organic groups.脂肪，油脂：柔软的、固态的或半固态的有机成分，包括甘油酯、脂肪酸以及它们的衍生有机成分美国传统〔fat〕The ester of glycerol and one, two, or three fatty acids.油脂：甘油脂或一、二、三脂肪酸美国传统〔fix〕Leaves of many plants take up carbon dioxide and fix it in organic acids.许多植物的叶子吸收二氧化碳，并使之化合成有机酸。21世纪英汉〔gluconeogenesis〕The formation of glucose, especially by the liver, from noncarbohydrate sources, such as amino acids and the glycerol portion of fats.糖质新生：葡萄糖的形成，尤指通过肝脏从非碳水化合物如氨基酸和丙三醇中形成美国传统〔glyceride〕A natural or synthetic ester of glycerol and fatty acids.甘油酯：以甘油和脂肪酸天然存在的或合成的酯美国传统〔lactone〕An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids.内酯：一种通过从酸的羧基中除去一个水分子而形成的脱水物美国传统〔lipase〕Any of a group of enzymes that catalyze the hydrolysis of fats into glycerol and fatty acids.脂（肪）酶：一种能促进脂肪水解形成甘油和脂肪酸的酶类美国传统〔molecule〕There may be several hundred amino acids in a single protein molecule.一个蛋白分子中可能有数百种氨基酸。牛津搭配〔monoacid〕Having only one hydroxyl group to react with acids.一元酸的：只有一个可与酸发生反应的氢原子团的美国传统〔napalm〕An aluminum soap of various fatty acids that when mixed with gasoline makes a firm jelly used in some bombs and in flamethrowers.汽油胶化剂，纳旁：一种脂肪酸的铝脂肪酸盐，当与汽油混合时做成增稠剂，用于一些燃烧弹和喷火器中美国传统〔neutralize〕Alkalis neutralize acids.硷使酸中和。牛津同义词〔neutralize〕This medicine neutralizes stomach acids.这种药中和胃酸。韦氏高阶〔nuclease〕Any of several enzymes, such as endonucleases and exonucleases, that hydrolize nucleic acids.核酸酶：水解核酸的酶，如核酸内切酶和核酸外切酶美国传统〔nucleic acid〕DNA and RNA are both nucleic acids.脱氧核糖核酸与核糖核酸均属于核酸。剑桥高阶〔nuclein〕Any of the substances present in the nucleus of a cell, consisting chiefly of proteins, phosphoric acids, and nucleic acids.核素：出现在细胞核中的物质，主要由蛋白质、磷酸和核酸组成美国传统〔octapeptide〕A polypeptide, such as angiotensin, that is composed of eight amino acids.八肽：由八种胺基酸组成的一种多肽，如血管紧张肽美国传统〔pentapeptide〕A polypeptide composed of five amino acids.由五个氨基酸构成的多肽美国传统〔peptidase〕An enzyme that hydrolyzes peptides into amino acids.肽酶：催化肽水解变成氨基酸的酶美国传统〔peptide bond〕The chemical bond formed between the carboxyl groups and amino groups of neighboring amino acids, constituting the primary linkage of all protein structures.肽键：相邻氨基酸的羧基和酸基之间的化学键，包括所有蛋白质结构中的基本联系美国传统〔peptide〕Any of various natural or synthetic compounds containing two or more amino acids linked by the carboxyl group of one amino acid and the amino group of another.肽：一种自然或人工的合成物，包括二个或二个以上氨基酸，通过一个氨基酸的酸基和另一个的羧基结合而成美国传统〔peracid〕An inorganic acid, such as perchloric acid, containing the largest proportion of oxygen in a series of related acids.一种无机酸，如各种相关酸中含氧量最大的酸美国传统〔peracid〕Any of various acids containing the peroxy group.高…酸：任何含氧基的酸美国传统〔primary structure〕The linear sequence of amino acids in a protein.初级结构：蛋白质中胺基酸的线性序列美国传统〔primary〕Biochemistry Of, relating to, or being the sequence of amino acids in a protein.【生物化学】 原发性的：蛋白质中胺酸排列的或与蛋白质中胺酸排列有关的美国传统〔protein〕These proteins are composed of 22amino acids.这些蛋白质是由22种氨基酸组成的。英汉大词典〔reaction〕We are studying reactions between a number of metals and acids.我们正在研究一些金属和酸之间的化学反应。麦克米伦高阶〔react〕Acids react on metals.酸对金属起化学作用。英汉大词典〔react〕Some kinds of acids react on metals to cause chemical changes.有几种酸对金属起作用，会引起化学变化。21世纪英汉〔reading frame〕One of the three possible ways in which an mRNA sequence of nucleotides can be read as a series of base triplets to specify the amino acids in a protein chain.阅读码框，读框：核苷酸的信使核糖核酸序列能被读作指定蛋白质链中胺基酸的一串碱基三联体的三种可能方式之一美国传统〔renaturation〕The process by which proteins or complementary strands of nucleic acids re-form their native conformations.复性：蛋白或核酸辅助链再形成其天然构造的过程美国传统〔sequence〕Biochemistry The order of constituents in a polymer, especially the order of nucleotides in a nucleic acid or of the animal acids in a protein.【生物化学】 顺序：聚合物中成分的顺序，尤指核酸中核苷酸的顺序或蛋白质中动物酸的顺序美国传统〔simple protein〕A protein, such as a globulin or histone, that yields only amino acids upon hydrolysis.单摆美国传统〔smart drink〕Any of various nonalcoholic, usually fruit-based drinks typically containing vitamins and amino acids in a formula reputed to enhance mental functioning.智能饮料：任何不含酒精的一种，通常以水果为主要原料，此类配方一般包含维生素及胺基酸，普遍认为可以增加心智功能美国传统〔steapsin〕A digestive enzyme of pancreatic juice that catalyzes the hydrolysis of fats to fatty acids and glycerol.胰脂酶：一种胰液的消化酶，能加速脂肪变为脂肪酸和甘油的水解作用美国传统〔strength〕What's the scale that's used to compare the strength of acids and alkalis?用哪一标准来比较酸碱度？外研社新世纪〔sulfonic acid〕Any of several organic acids containing one or more sulfonic groups.磺酸：一种含有一片或更多磺酸基的有机酸美国传统〔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〔test〕Litmus is a test for acids.石蕊是酸的试剂。英汉大词典〔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〔trans fat〕Trans fatty acids considered as a group.转脂肪酸总称美国传统〔triglyceride〕A naturally occurring ester of three fatty acids and glycerol that is the chief constituent of fats and oils.甘油三酸酯：甘油与三个脂及酸形成的天然的酯，是脂肪和油的主要成分美国传统〔tripeptide〕A peptide containing three amino acids.三肽：含有三个氨基酸的肽美国传统〔unsaturated〕Fish is high in unsaturated fatty acids.鱼类富含不饱和脂肪酸。外研社新世纪〔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〔xanthic acid〕Any of various unstable acids of the form ROC(S)SH, in which R is usually an alkyl radical.黄原酸：一种ROC(S)SH形式中的不稳定酸，其中的R常为一种烷基基因美国传统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Aldehydes are readily oxidized to carboxylic acids and reduced to alcohols.乙醛能很快氧化成羧酸，又能分解成乙醇。剑桥国际Alkalis counteract acids. 碱中和酸。译典通DNA and RNA are both nucleic acids.脱氧核糖核酸与核糖核酸都是核酸。剑桥国际Gold is inert to the action of some acids which can dissolve other metals.金不与某些可溶解其他金属的酸发生作用。剑桥国际In digestion, the protein foods we eat are broken down into the twenty-four amino acids of which they are made.在消化过程中，我们所吃的蛋白质类食物被分解为这些食物由之构成的24种氨基酸。剑桥国际Meat-eaters must produce extensive bile acids in their intestines to properly digest the meat that they eat.食肉者必须在肠内产生大量的胆汁酸来彻底消化所吃的肉。剑桥国际Some acids burn holes in wood and cloth. 有些酸类会在木和布上烧出洞来。译典通The chemicals in those glass bottles are strong acids, so be careful when handling them.那些玻璃瓶里的化学药品是强酸，所以取放要小心。剑桥国际The ten essential amino acids which are necessary for growth cannot be made by the human body but must be supplied by food or drugs.机体生长所必需的10种主要氨基酸不能由人体自身产生，而必须由食物或药品提供。剑桥国际 |
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