| 单词 | 警戒状态 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔alertness〕Soldiers and police have been put on alert.士兵和警方都已进入警戒状态。柯林斯高阶〔alert〕Sirens brought the whole street to the alert.警报声使整条街处于警戒状态。英汉大词典〔alert〕The security forces are now on full alert.安全部队现在处于全面警戒状态。牛津搭配〔patrol〕Every police car and foot patrol in the area is on full alert.该地区每辆警车和每名步行的巡警都处于高度警戒状态。牛津搭配Security forces are on a high state of alert because of the President's visit.由于总统来访，保安部门处于高度警戒状态。剑桥国际 |
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