单词	engine bell
释义	engine bell noun 1 : a bell on a locomotive used in signaling train and locomotive movements 2 : a part of the engine-room telegraph of a ship Word History First Known Use 1835, in the meaning defined at sense 1
随便看	quantum unit of spin quantum yield quantum-equivalence law quantumer quantumest quantummer quantummest Quanzhou Quaoar Quapaw quapaws quaquaversal quaquaversally quar quarantain quarantine quarantine period quarantined quarantiner quarantines quarantining quaranty quaraysh quare quare clausum fregit

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