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
Sometimes he's very sad.
他有时很忧悒。
This is a desk.
这是一张桌子。
I'm allowed to change the colour of my hair, she said angrily.
我改变自己的发色是允许的，"她愤怒地说。