Bivalent hydrocarbons
[医] 二价烃类
🧩 词语组成解析
a. 二价的\\n[化] 二价的
n. <化>碳氢化合物, 烃( hydrocarbon的复数形式 )
🗣️ 情景例句
Yeah,
是啊。
Keep your fingers crossed.
为成功祈祷吧。
Alf did this for over two years and his fellow dustmen kept his secret Alf's wife has never discovered that she married a dustman and she never will, for Alf has just found another job.
两年多以来，艾尔弗一直这样，他的同事也为他保守秘密。 艾尔弗的妻子一直不知道她嫁给了一个清洁工，而且她永远也不会知道了，因为艾尔弗已找到薪职，