腿碰腿 的英文怎麼說?

[1] brush one's foot against someone else's foot[2] rub one's foot against someone else's foot

A brushes his foot against B's = A的腳碰B的腳
A brushes his leg against B's = A的腿碰B的腿

如果A是女生，his要換成her。brushes 可換成 rubs。

情境: 在桌底下男生想用腳(或腿)碰女生的腳(或腿)

雖然中文是「碰」，但在這種情況別用 touch，用 brush 或 rub 才合適。