Maier's sinus
[医] 迈尔氏窦(泪囊憩室)
🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
When does he arrive?
他什么时候到？
If you can guarantee on-time delivery with a penalty for late delivery, we can accept your sales price.
如果你能保证用惩罚延误发货方式准时发货，你的销售价我们可以接受。
That's an English car!
那才是一辆英国产的小汽车！