Mitralization
二尖瓣型心
🗣️ 情景例句
Whatever you think is right for you is right for us.
你认为对你是好的对我们来说也是好的。
Can you afford the expense?
你出得起这笔费用吗？
The first westerner to discover these islands was an Italian explorer in 1524.
首次发现这些岛屿的西方人是一位意大利探险家，时间是1524年。