Palfyn's sinus
[医] 帕耳芬氏窦, 筛窦额窦间隙
🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
No, you needn't do that.
不行呀，你不必这样。
Good night, Jan.
晚安，简。
The time I spent at exercises gradually diminished.
我花在锻炼上的时间逐渐减少，