Polychlorinated
[医]多氯化的
🗣️ 情景例句
It won't sound like a big deal,
这事听起来没啥严重，
Don't tell me.
不要告诉我。
That's not allowed. Once you are in here, listen to your teacher.
那是不允许的。一旦进来了，你们要听老师的话。