alert

The forest ranger stayed alert for any signs of smoke during the dry season.

(Chinese) 护林员在旱季保持警觉，留意任何烟雾迹象。

Drivers must remain alert at all times when navigating heavy fog on the highway.

(Chinese) 在公路上遇浓雾行驶时，驾驶员必须时刻保持警惕。

A local resident called the station to alert the police to the suspicious vehicle.

(Chinese) 一名当地居民给警局打电话，提醒警察注意那辆可疑车辆。

The bank sent an automated text to alert me of a possible fraudulent transaction.

(Chinese) 银行发送了一条自动短信，提醒我可能存在一笔欺诈交易。

The government issued a red alert before the hurricane reached the coastline.

(Chinese) 飓风到达海岸线之前，政府发布了红色警报。

I set a calendar alert on my phone so I wouldn't miss the deadline.

(Chinese) 我在手机上设置了日历提醒，以免错过截止日期。