Ectoparasitism
外寄生(性)
🗣️ 情景例句
This dog is well trained.
这只狗受过很好的训练。
We can't stop it.
我们不能阻止它。
Our vicar is always raising money for one cause or another,
我们教区的牧师总是为各种各样的事筹集资金。