Ectosac
[医] 外膜, 外囊(卵)
🗣️ 情景例句
Don't worry. You'll get used to it in no time.
别担心，你会很快习惯的。
You're wasting you breath.
你在白费口舌。
If you were to ask Harry what was in the bottle, he would tell you that it contained perfumed mud.
要是你问哈里瓶里装着什么，他会告诉你是香水泥。