red alert
n. 应急状态(紧急警报)
例句与用法:
The district was put on red alert during a terrorist bomb scare.
这个地区在得到恐怖主义者轰炸后作了应急准备。
词形变化:
副词: redly | 形容词比较级: redder | 形容词最高级: reddest | 名词: redness |
ph.
紧急警报; 紧急状况