Mesosternum
[医] 胸骨体
🗣️ 情景例句
Let's meet with Charley at the university club.
我们就去大学俱乐部见见Charley吧。
I put some photographs in the envelope.
我在信里夹了几张照片。
Yes, It was a real pity!
可不是，太可惜了。