Pars cupularis
[医] 顶部(鼓室上隐窝)
🧩 词语组成解析
[医] 部, 部分
🗣️ 情景例句
Good.
好极了。
He who rides a tiger is afraid to dismount.
骑虎者难下。
Are you ready to sign?
准备好可以签名了吗？