Ectoparasitism
外寄生(性)
🗣️ 情景例句
Yes, I am.
是的，我是。
No matter what comes up, don't look back.
不论发生什么事情，你也不要回头看。
Mr. Smith knew Jack didn't look at the others because he was nervous.
史密斯先生知道杰克不敢看别人是因为紧张。