单词 | ethylidene |
释义 | ethylidene/ɪˈθɪlɪdiːn/ /ɪˈθʌɪlɪdiːn/(also aethyliden) Chemistry noun The divalent hydrocarbon radical CHCH3. Usually attributive or a formative element in chemical names. OriginMid 19th century; earliest use found in Henry Watts (1815–1884), chemist. From (i) German Äthyliden. |
随便看 |
|
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。