Pentachloronitrobenzene
五氯硝基苯
🗣️ 情景例句
I'm a little uncertain.
我有点犹豫不决。
Will you please lock the door when you leave?
请您当你离开时，锁门？
Mmm, it doesn't seem to fit very well.
嗯，这套看来不大合身。