二的英語翻譯：

twin; two
【計(jì)】 binary-coded decimal; binary-coded decimal character code
binary-to-decimal conversion; binary-to-hexadecimal conversion
【醫(yī)】 bi-; bis-; di-; duo-

氯乙烷的英語翻譯：

【化】 anodynon; antidolorin; chloroethane
【醫(yī)】 aether chloratus; aethylis chloridum; chelen; chlorethyl
ethyl chloride; hydrochloric ether; kelene; monochloroethane; narcotile