Perchlormethylformate
[医] 双光气, 聚光气(毒气之一种)
🗣️ 情景例句
I'd like to talk with you about something troublesome.
我想同你谈点麻烦事。
I'm busy!
我在忙啦！
Where there is a will, there is a way.
有志者事竟成。