Epiblastic
外胚层的
🗣️ 情景例句
Hi, Marilyn. I hope it's not too late.
你好， Marilyn， 我希望我来得不算太晚。
See you again.
再见。
Why don't you do the experiment? I'm sure you would do it really well.
你干吗不做这个实验呢？我相信你一定会干的很棒的。