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	disproof disproportion disproportionate disproportionately disprove disputable disputation disputatious dispute disqualification disqualify disquiet disquieting disquisition Disraeli, Benjamin disregard disrepair disreputable disrepute disrespect disrespectful disrespectfully disrobe disrupt disruption

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