Bisulfid
n. 二硫化物
🗣️ 情景例句
Let me take you home first.
先让我送你回家吧。
I asked him to leave immediately, but he wouldn't.
我请他马上离开，但是他不肯。
yet following her regular practice she had shut them before going out.
而她记得在出门买东西前，她按老规矩是把房门一一锁上的。