俚语You scratch my back, and I will scratch yours的意思解释和用法例句

You scratch my back, and I will scratch yours. [谚语]你帮我，我帮你。彼此合作。互助互利

用法及例句：
I’d love the whole country to get a good gander at how a labor union’s supposed to run！You scratch my back, and I’ll scratch yours！我希望全国都来看看，工会该如何操办才对！互帮互促嘛！

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