英语词汇“on the ball”的读音、翻译、释义、用法及例句-智慧网

词汇	on the ball
释义	on the ballon the ball1.■机警, 高明That new teacher is really on the ball.那位新老师确实出色。
随便看	horizontal coordinate system horizontal cordon horizontal corn binder horizontal cornice horizontal counterblow hammer horizontal coupling horizontal covergence shape control horizontal cross brace horizontal crosscut horizontal cross cutting saw horizontal cross-section horizontal crusher horizontal crystal growth horizontal crystallizer horizontal current classifier horizontal current density component horizontal curvature horizontal curve horizontal cut horizontal cut and fill stoping horizontal-cutter forage harvester horizontal cylinder horizontal cylinder dryer horizontal cylinder drying machine horizontal cylinder mixer

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