Endodermal
[医] 内胚层的
🗣️ 情景例句
we'll send you a letter of appointment and can sign a full distributor contract.
我们将给你们送上一份聘书，并签订一份总的销售合同。
A smart coat is a good letter of introduction.
人要衣装，佛要金装。
No, I'm from Britain.
不，我从不列颠来。