英语词汇“on the alert”的意思、释义、用法及双语翻译-时代网

词汇	on the alert
释义	请查阅词条:on (the) alert (for something/somebody)
随便看	just about justified in just now just so keel over keen on keep about/around keep a civil tongue in one's head keep after keep an eye on keep an eye out for keep a straight face keep at keep at arm's length keep away keep back keep bad hours keep behind keep body and soul together keep clear of keep company keep cool keep dark keep down keep from 视为畏途视之不见，听之不闻视习视事视力视力表视同视同一律视同儿戏视同拱璧视同路人视同陌路视听视听率视唱视图视场视域视如敝屣视如草芥视孔视学视察视屏视差

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