Neuroectoderm
[胚] 神经外胚层
🗣️ 情景例句
A credit card is very useful when you go traveling.
当然旅游的时候，信用卡很有用。
I'm looking for a half-time job.
我在找半工半读的工作。
We are happy to be of help.
我们十分乐意帮助。