Cuspis antetior
[医] 三尖瓣前尖
🧩 词语组成解析
[医] 尖
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
Shame on you!
不知羞耻！
I think you had better come out to the factory.
我看你最好走一趟工厂，