Backknee
[医] 膝反屈
🗣️ 情景例句
One is as old as one's heart.
心多老人多老。
Whose book is this?
这是谁的书？
Let 's see, that means a 2% discount if paid within ten days.
哦。那是说如果10天内付款，有2%的折扣。