Postmediastinal
[医] 纵隔后的, 后纵隔的
🗣️ 情景例句
I didn't quite catch your name.
对不起，我没听清楚你的名字。
Yes,he is.
是的，他是。
It is better to ask for help at the beginning rather than to wait until a busy period when everyone is rushed off their feet.
最好在开始工作时就请人帮忙，而不是等到大学都忙得不可开交的时候。