Ectosarcous
a. [生]原虫外膜
🗣️ 情景例句
I was very sad indeed to hear about it.
听了这件事，我的确非常难过。
Packing will help push the sales.
包装有助于推销产品。
He spent most of his life gathering money.
他一生大部分时间用来积聚钱财。