Tka
[医][=total knee arthroplasty]全膝关节成形术
🗣️ 情景例句
I need to be in the top percentage of my class to study abroad.
为出国留学，我的成绩必须在班里名列前茅。
Forgive me.
请原谅我。
I was thinking of 40% off.
打个6折吧。