Phosphonodithioic acid
[化] 二硫羟膦酸
🧩 词语组成解析
🗣️ 情景例句
I told you.
我告诉过你了。
I usually feel timid in the presence of very bright people.
站在聪明人面前，我感到羞怯。
Suddenly, they heard a voice behind them.
突然他们听到身后有声音。