Posterointenal
[医] 后内的
🗣️ 情景例句
He sees her often but doesn't want to get too involved.
他常与她来往，但不愿用情太深。
We were pleased to hear from your letter of 6 August that you were impressed with our selection of toys.
我们很高兴收到你方8月6日来函得知你方对我们的玩具非常感兴趣。
That's my mother's brother.
是我妈妈的哥哥。