Metagastrula
[医] 后原肠胚
🗣️ 情景例句
The costs of college get higher every year.
学费逐年增加，越来越贵。
Try not to be so timid when you speak.
你讲话的时候不要那么紧张。
How soon can you have your product ready?
你们多久才可以把产品准备好呢？