英语词汇“retain on”的读音、翻译、释义、用法及例句-智慧网

词汇	retain on
释义	retain onretain on1.■对…保持…How does an aging politician retain his hold on the loyalty of the voters?一个年迈的政客是怎样使选民继续支持他的呢?
随便看	braking ellipse braking excitation contactor braking failure braking force braking force of train braking frequency braking hop braking index braking jack braking length braking lever braking leverage braking lining braking magnet braking maneuver braking measure braking mechanism braking mode braking moment braking orbit braking period braking pier braking position braking power braking propagation rate

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