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n.平衡物,称锤,平衡力; 变形: 复数:counterweights过去式:counterweighted现在分词:counterweighting第三人称单数:counterweights 英英释义: counterweight[ 'kauntə,weit ]n.a weight that balances another weight同义词:counterbalancecounterpoisebalanceequalizerequaliserv.constitute a counterweight