"scratch your back" in Chinese (Traditional)

搔你的背幫你（表達）- 幫你一個忙

Definition

字面意思是用手或其他東西幫你的背搔癢。作為表達時，意指幫助某人或給對方一個人情，通常暗含希望對方日後回報。

可以字面用法（真的搔背），也常用於『你幫我，我幫你』的語境。表達通常帶有互相幫忙、換取好處的意思，有時帶點私心。字面意思就是搔癢。

Can you scratch your back by yourself?

你能自己**搔你的背**嗎？

Sometimes it's hard to scratch your back without help.

有時沒有人幫忙很難**搔你的背**。

I will scratch your back if you help me with my homework.

如果你幫我寫作業，我就**幫你搔背**。

We all know the saying, 'If you scratch my back, I'll scratch yours.'

大家都知道那句話：“你**幫我搔背**，我幫你搔背。”

He offered to scratch her back at work so she'd support his idea later.

他主動**幫她搔背**，這樣她日後就會支持他的意見。

Politicians love to scratch each other's backs when it comes to favors.

政客們遇到好處時總喜歡**互相搔背**。