be on the watch造句

1、To be on the watch for new trends or information.
敏锐，精明注意新动向或信息

2、Be on the watch for thieves in this crowd.
提防人群中有小偷。

3、The police warned people to be on the watch for intruders
警方预先通知大家防备有外人闯入.

4、The police warned holidaymakers to be on the watch for car thieves.
警方提醒度假者提防偷车贼。

5、You should be on the watch against any attempts to cheat you.
你应该防备任何欺骗你的企图。

be on the watch翻译