O,o-diethyldithiophosphoric acid
[化] O,O-二乙基二硫代磷酸
🧩 词语组成解析
🗣️ 情景例句
have become good friends, haven't you?
成了好朋友，不是吗？
A straw shows which way the wind blows.
一叶便知秋。
With pleasure!
我很乐意！