Mitralization
二尖瓣型心
🗣️ 情景例句
That's not the issue.
那不是我们讨论的话题。
The doctor said it's just an insert bite, There's nothing to worry about.
医生说只是被昆虫咬了一口，不需要担心。
We'll leave some evenings free,that is,if it is all right with you.
如果你们愿意的话，我们想留几个晚上供你们自由支配。