Posterointenal
[医] 后内的
🗣️ 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
He went to the post office to mail a letter.
他去了邮局寄信。
What are their jobs?
他们是做什么工作的？