Fossae hemisphaerica
[医] 球囊隐窝
🧩 词语组成解析
pl. 窝, 凹\\n[医] 窝, 凹
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
To climb stairs
爬楼梯
Who's he?
他是谁？