Sinuses sphenoidalis
[医] 蝶窦
🧩 词语组成解析
湾, 穴, 窦, 窦房结, 窦道, 鼻窦, 瘘, 瘘管
🗣️ 情景例句
Well,
好啦，
May I borrow some books?
我可以借几本书吗？
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。