Phosphinous acid
[化] 三价膦酸
🧩 词语组成解析
🗣️ 情景例句
To get ahead you'll have to work long hours and take short vacations.
要想出人头地，你必须多工作少休假。
It can't be true.
这不可能是真的。
He himself has done it lots of times!
他自己就已戒了很多次了！