-Incoming alert. -Put it on the screen. -有紧急情况 -转到大屏幕
And now the snakes are on the alert. 这些游蛇正虎视眈眈
The male must stay alert. There are hunters here who would snatch his young. 妈妈必须保持警惕,猎人正在觑觎着孩子
An early warning system puts everyone on the alert. “即时预警系统”使大家都警觉起来