Velosynthesis
[医] 腭帆缝术, 悬雍垂缝术
🗣️ 情景例句
The subject is unfamiliar to me.
那个问题我不熟悉。
If I had had time,I would have called you.
如果我有时间，我就打电话给你了。
Well, I'm afraid we have to go now.
哦，恐怕我们现在得走了。