Valvulae bicuspidalis
[医] 二尖瓣, 左房室瓣
🧩 词语组成解析
[医] 瓣, 瓣膜
🗣️ 情景例句
Let's call room service and order a nice breakfast,
让我们打电话给房间服务部订一份可口的早餐。
How many dozen are you going to take?
你要拿几打？
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。