DCA就是1 2 -二氯乙烷的化学名称简写。
Scientists also know DCA by its chemical name, 1, 2-dichloroethane.
建设内容：纯碱化学名称碳酸钠，用途广泛。
Project Contents: Soda, whose chemical name is sodium carbonate, is widely used.
H 2 O是一个语法正确的化学名称，但是2zz不是。
H2O is a syntactically correct chemical name, but 2zz is not.
牛磺酸是人体必需的一种氨基酸，它的化学名称为2-氨基乙磺酸。
Taurine is an essential amino acid in human body which chemical name is 2 —Aminoethylsulfonic acid .
同样的，水是最常见的，尽管其他的化学名称仍然是存在的但是在英文中简称水。
Similarly, H2O is most often simply called water in English, though other chemical names do exist.
本发明所提供的吡利霉素中间体的化学名称为（2S）-4-乙基-哌啶酸，化学结构如式（1） 中所示。
The chemical name of the pirlimycin intermediate provided by the invention is (2S)-4-ethyl-piperidinecarboxylic acid, the chemical structure is shown as formula (1).
这些复杂的化学名称你根本不用记住，只要记住这些油脂都富含我们身体中没有的营养物，所以需要通过大量食用来补充。
You don't have to remember these fancy chemical names, just remember that these oils contain nutrients that are not made in the body, so it's important to eat plenty.
像HFC-134a（化学名称为:1，1，1，2——四氟乙烷）之类的却非如此角色。这种各工业所使用的气体的排放物致使全球变暖的程度比起二氧化碳的要高出1000多倍，大量排出则造成大量污染。
The same is not true for, say, HFC-134a, a gas with various industrial uses that delivers more than 1,000 times more warming than carbon dioxide, mass for mass.
像HFC-134a（化学名称为:1，1，1，2——四氟乙烷）之类的却非如此角色。这种各工业所使用的气体的排放物致使全球变暖的程度比起二氧化碳的要高出1000多倍，大量排出则造成大量污染。
The same is not true for, say, HFC-134a, a gas with various industrial uses that delivers more than 1,000 times more warming than carbon dioxide, mass for mass.
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