Circularis sinuses
[医] 环状窦
🧩 词语组成解析
湾, 穴, 窦, 窦房结, 窦道, 鼻窦, 瘘, 瘘管
🗣️ 情景例句
Come in, come in.
进来， 进来。
The staff in this shop is very helpful.
这家商店的店员很热心。
This bookcase isn't for me.
这个书架不是为我做的，