Entoderm
n. 内胚层\\n[医] 内胚层
🗣️ 情景例句
I'm awfully sorry.
非常抱歉。
Billy, get off the doggie's tail.
比利，得扰人处且饶人，放他一马吧。
I have some difficulty in pronouncing some of the words in English.
我有些英语单词发音不好。