Valvulotome
[医] 瓣膜刀
🏥 医学释义
心瓣膜刀
🗣️ 情景例句
Lacks tact.
不够机敏。
A candle lights others and consumes itself.
蜡烛焚自身，光亮照别人。
A woman saw it happen when she was walking past.
一位妇女走过的时候，看到我的钢笔掉了。