Mitralization
二尖瓣型心
🗣️ 情景例句
My body is worn out.
我的身体累坏了。
Time is money, but money is not time.
时间就是金钱，但金钱不是时间。
We've got to report back to the head office.
我们还要回去向总部汇报情况呢。