S.c.
[医] 半月瓣闭合
✅ 同义词
🗣️ 情景例句
I'm a photographer.
我是一位摄影师。
A colt you may break,but an old horse you never can.
小驹犹可练，老马最难驯。
Please fetch a chair from another room.
请到别的房间取一把椅子。