Splanchnoderm
[医] 胚脏壁, 脏层
🗣️ 情景例句
When you start discussing politics, I'm completely out of my depth.
你们一谈论政治，我就一窍不通了。
My favorite holiday is Christmas.
我喜欢的节日是圣诞节。
Chen Wei returns a few moments later.
片刻之后，陈伟回来了。