on the watch

Watch your head on the low ceiling.

天花板很低，当心别碰着头。

Be on the watch for thieves.

要提防小偷。

Wherever they went she was evidently always on the watch.

很明显,无论他们到什么地方,她时时刻刻都在警惕着.

The police warned holidaymakers to be on the watch for car thieves.

警方提醒度假者提防偷车贼.

Be on the watch for thieves in this crowd.

提防人群中有小偷.

He stands on the watch tower seeing the troops off.

他站在城阙上看着队伍远去.

The department is on the watch for the sale of milk from unapproved sources.

该署密切监视来源不明的牛奶的贩售情况.

Editors are constantly on the watch to discover new talents in old names.

老编们是不断地留意于从旧人之中发现新才能的.

Environmentalists will be on the watch for damage to wildlife.

环境保护主义者将会密切关注对野生动物造成的伤害。

He is on the watch, and fully expecting you to blunder into it.

他在旁边看着, 就盼着你往里面跳呢.

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.

I'm on the watch for a secondhand typewriter; have you seen one for sale recently?

我正留心寻找一台二手的打字机, 最近你看到过有出售的 吗 ?

Watch how the needle on the dial oscillates.

仔细看仪表盘上的指针如何摆动。

The police are keeping a close watch on the suspect's movements.

警察正在密切监视嫌疑犯的活动。

The police will need to keep a wary eye on this area of town (= watch it carefully, in case there is trouble) .

警方必须密切注意这一带城区。

Be on the watch for a sudden change in the patient's condition.

要密切注重病人病情可能忽然变化.

Be on the watch for sudden change in the patient's condition.

要密切注意病人病情可能突然变化.