Embryologic
a. 胚胎学
🗣️ 情景例句
that I never could have done this book
我不可能完成这本书
Is there a pay pnone nearby?
这附近有没有公用电话？
For most of the earth's history they have been the only form of life on our planet.
在地球上发展的大部分进程中，细菌是地球上唯一的生命形式。