Amastigote
無鞭毛體
??? 情景例句
We have good news and bad news, Robbie.
我給你帶來了好消息和壞消息 Robbie。
When does it arrive?
什么時候到那兒？
why have we had no visitors from outer space yet?
那么我們為什么還未見到外層空間來訪的客人呢？