| 11. | Drivers must be on the alert for traffic signals. |
| 驾驶员必须密切注意交通信号。
|
| 12. | They were instructed to be on the alert for any indication of a surprise attack from the enemy. |
| 他们奉命密切注意敌人突然袭击的任何迹象。
|
| 13. | She was so alert that not a single error in the report slipped past her. |
| 她是如此警觉，报告里没有一个错误逃得过她的眼晴。
|
| 14. | A sparrow is very alert in its movements. |
| 麻雀行动敏捷。
|
| 15. | NO.1 alert . |
| 一级战备。
|
| 16. | alert staff to the crisis facing the company |
| 提醒职员注意公司面临的危局
|
| 17. | be alert to possible dangers |
| 对可能发生的危险有警觉
|
| 18. | give/receive the alert |
| 发出[收到]警报
|
| 19. | mentally alert , aware, active, etc |
| 精神上警惕的, 警觉的, 活跃的等
|
| 20. | sound the horn to alert a cyclist |
| 向骑自行车的人鸣喇叭示警
|