| 单词 | hydrogen atom |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔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〔fuse together〕The hydrogen atoms fuse together.氢原子融合在一起。外研社新世纪〔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〔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〔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〔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〔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〔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 |
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