Phosphonium compound
[化] ┣化合物
🧩 词语组成解析
n. [化]膦
🗣️ 情景例句
Earth day should be every day.
每一天都应该是地球日。
It is never too late to mend.
亡羊补牢，犹为未晚。
Certainly!
一定。