| 单词 | be on the alert |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔WATCH〕Staff have been warned to be on the alert for bombs. 已提醒员工要警惕炸弹。朗文写作活用〔WATCH〕We ask you all to be on the alert and to report anything suspicious immediately. 我们希望大家保持警惕，发现可疑情况立即报告。朗文写作活用〔alertness〕They want to be on the alert for similar buying opportunities.他们希望随时掌握有关类似购买机会的信息。柯林斯高阶〔alert〕Be on the alert for anyone acting suspiciously.警惕举止可疑的人。朗文当代〔alert〕Police are warning the public to be on the alert for suspicious packages.警方警告公众要警惕可疑包裹。牛津高阶〔alert〕Prepare for action and be on the alert.准备行动, 保持警惕。外研社新世纪〔alert〕The public were warned to be on the alert for (= watching carefully for) suspicious packages.有关部门提醒公众，要警惕可疑包裹。剑桥高阶〔alert〕The soldiers need to be on the alert at all times.士兵们需要时刻保持警惕。韦氏高阶〔alert〕They want to be on the alert for similar buying opportunities.他们希望及时关注到类似的购买机会。外研社新世纪〔alert〕We must be on the alert to discharge our responsibilities toward the friendly countries.我们必须随时准备履行我们对友好国家的责任。英汉大词典〔alert〕When you're driving in winter you should always be on the alert for icy conditions.冬天驾车时你应该时刻警惕出现路面结冰的情况。韦氏高阶〔alert〕You should always be on the alert for anyone who looks suspicious.你们应该时刻密切注意形迹可疑的人。牛津搭配 |
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