Sinuses praecervicalis
[医] 颈前窦
🧩 词语组成解析
湾, 穴, 窦, 窦房结, 窦道, 鼻窦, 瘘, 瘘管
🗣️ 情景例句
No, that's OK.
不，没关系。
Would you mind if I took a day off?
我请一天假可以吗？
Hello! Where are you from?
你好，你是从哪里来的？