Exoderm
n. [生]外胚叶, 外胚层
🗣️ 情景例句
To teach a fish how to swim.
孔子面前读诗书，班门弄斧。
Do you work near the library?
你在图书馆附近工作吗？
In the class there are two American girls. They are twins. Their names are Lily and Lucy.
在班上有两个美国女孩，他们是双胞胎，名字叫鲁茜、莉莉。