ear·ly warn·ing
noun/ˌɜːli ˈwɔːnɪŋ/
/ˌɜːrli ˈwɔːrnɪŋ/
[uncountable, singular]- a thing that tells you in advance that something serious or dangerous is going to happen
预警；危机预警 - an early warning of heart disease
心脏病的早期症状 - an early warning system (= of enemy attack)
预警系统 - The sensors provide early warning of the approach of enemy troops.
这些探测设备对敌军的到来提供早期预警。
- an early warning of heart disease