Ectotoxic
[医] 外毒素的
🗣️ 情景例句
You can't expect to learn a foreign language in a week.
别指望一个星期就能学会一门外语。
I'm going to call a plumber to come this afternoon.
我将叫一个管道工今天下午来。
Is it yours?
这是你的吗？