Ectodermal
[医] 外胚层的
✅ 同义词
🗣️ 情景例句
I ventured to correct the teacher's mistake.
我鼓起勇气去纠正老师的错误。
It is good to have friends in trouble.
在患难时得到朋友是幸运的。
Oh, I'm sorry to hear that.
噢，真遗憾。