单词	back-scratching
释义	back-scratchingˈback-ˌscratching noun [uncountable] Examples EXAMPLES FROM THE CORPUS On one level the sudden and unexpected friendship thrives on little more than mutual back-scratching. the act of doing nice things for someone in order to get something in return
随便看	confectioner's sugar confectionery synod synonym synonymous synonymously synopsis syntactic syntactically syntax synth synthesis synthesize synthesizer synthespian synthetic synthetically synthetics syphilis syphilitic syphon Syracuse Syria Syrian syringe

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