have a chip on your shoulderUNFAIRto easily become offended or angry because you think you have been treated unfairly in the past 〔因受过委屈而〕好争吵,好生气;记恨have a chip on your shoulder• In some cases folks are just mad and have a chip on their shoulder.• The Doyle kid has had a chip on his shoulder ever since his mom and dad divorced.
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