Maxillary sinus
海默尔氏窦，上颌骨窦
🧩 词语组成解析
a. 颌的, 上颌骨的\\nn. 上颌骨
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
Did she mention when she would arrive?
她说过什么时候到吗？
What is learnt in the cradle lasts (or is carried) to the grave.
小时学会的事情到老不会忘记。
Only a few kilometres. I think it's about seven. OK. We're all here, now.
谩Ｎ颐嵌嫉狡肓恕?