Endoderm
n. 内胚层\\n[医] 内胚层, 下胚层
✅ 同义词
🗣️ 情景例句
Well, this is something to think about.
噢， 这种事确实需要想一想。
Why aren't you happy?
为什么无聊呢？
It would represent quite a savings.
这省下的可是一笔不少的钱哩。