Valvotomy knives
[医] 瓣膜切开刀
🧩 词语组成解析
瓣膜切开术
knives
[[naivz]]
pl. 刀子
🗣️ 情景例句
Hey, go to the doctor. That cough sounds bad.
嘿，去看看医生吧，听起来你咳嗽得挺厉害的。
Have you invited any boys?
你邀请男孩吗？
That's right. Catch a cold is something you do; have a cold is something you have.
对。“伤风”是你所做的事情；而“患感冒”则是你所经历的事情。