英语词汇“on one's toes”的读音、翻译、释义、用法及例句-智慧网

词汇	on one's toes
释义	on one's toeson one's toes1.■警觉的; 准备行动的A policeman has to keep on his toes all the time he's on duty.警察在执勤时必须时刻保持警覺。
随便看	optico-arachnoiditis opticon optic papilla optic perineuritis optic placode optic plate optic radiation optic recess optic resolving power optic rudiment optics optic segment optic sign optics laboratory optic stalk optic sulcus optic tract optic tubercle optic vesicle optic zone optidress optidress projector scope optima Optima optimal

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