| 释义 |
idiombe (put) on red alertif a group of people such as soldiers or doctors are on red alert, they have been warned about an enemy attack, an accident, or some other dangerous situation and they are ready to deal with it:By 8:30 the hospital was on red alert, with doctors waiting in the accident and emergency room, then at 9:00 the ambulances began to arrive.Thousands of soldiers and police were put on red alert last night as violent gangs roamed the streets of the capital.
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