单词	idler pulley
释义	idler pulley noun : a guide or tightening pulley for a belt or chain Word History First Known Use circa 1890, in the meaning defined above
随便看	pleuralgiae pleuralgias pleuraller pleurallest pleurapophyses pleurapophysial pleurapophysis pleuras pleuri- pleuric pleurisies pleurisy pleurite pleuritic pleuro- Pleurobrachia pleurobrachiae pleurobrachias pleurobrachiidaes pleurobranch pleurobranchia pleurobranchiae pleurobranchial pleurobranchiate pleurobranchs

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