He reported the murder to the police on duty.

他将凶杀事件告知值班警察。

There was no fireman on when the fire broke out.

火灾发生时没有消防队员在值班。

Keep a vigilant eye on the imperialist jackals.

对帝国主义的走狗要保持警戒。

Put none but Americans on guard tonight.

今夜只让美国人担任警戒。

Everyone must be on guard against scams , but seniors can sometimes be vulnerable to fraud.

每个人都应该对诈骗提高警觉 ﹐ 但是老年人有时候特别容易上当受骗.

Be on guard when somebody flatters you.

有人奉承你时,一定要当心.

The sentry is on guard.

那哨兵在担任警戒.

Face a challenge, we should have corresponding the deala situation measure and be on guard mechanism.

面对挑战, 我们要有相应的对策措施和防范机制.

Quite clearly he was standing on guard.

很显然,他在站岗.

The rooms were cruelly dismal with their walls on guard like policemen.

教室里,四面墙壁像警察一样看守着我们,特别地沉闷.

The iron gate was closed fast and four policemen stood on guard.

铁门是关得紧紧的了,两对警察是门岗.

How be on guard audit risk, offered a new task to staff of bank audit undoubtedly.

如何防范稽核风险, 无疑对我行稽核人员提出了一个新的课题.

The rancher must always be on guard against the dangers that nature can create.

牧场主必须时刻防备可能发生的自然灾害.

The early diagnosis for ectopic pregnancy was depended on guard and eight clinical guide line.

:早期诊断异位妊娠依赖于对该病的警惕性;依赖于做临床8项体征检查.

You should be on guard when a stranger stands in front of your door.

当陌生人站在你家门前时,你应该有所提防.

The man below there are always on guard.

下面的人又总是片刻不离地守着.

The soldiers are on guard.

战士们在站岗.

He was on guard, watching for illegal immigrants.

他保持警戒, 留意那些非法移民.

And right off I was on guard against Mencken's books.

我马上就对门肯的书警觉起来了.

Two soldiers must be on guard all night.

必须有两个士兵撤夜站岗.

Put none but Americans on guard tonight.

今夜只让美国人担任警戒.

Against that dreadful design the Church stands ever on guard.

对于这个可怕的计谋,教会是时刻提防的.

He told us again and again to be on guard.

他一再要我们提防.

We must be on guard against hidden enemies.

我们必须警惕暗藏的敌人.

He then spoke earnestly to the Delaware who stood on guard.

然后,又对守卫在门口的特拉华人匆匆嘱咐了几句.

'Somebody hailing us,'said Hunter, who was on guard.

“ 有人在叫我们. ” 站岗的亨特说.

Tom saw a young man with a rifle on guard at the entrance.

汤姆看到一位持枪的年青人在门口站岗.

Two soldiers are on guard gate.

两名战士在门口站岗.

Be on guard against those who try to lie themselves into our confidence.

警惕那些用谎言来骗取我们信任的人.

They seemed on guard.

他们看来有警惕.

Also she is no on guard of many things. Before she is quite silly, very lovely.

而且她现在对很多东西的戒备心很强,不像以前傻傻的, 很可爱.

Police were on guard at Barnet town hall.

警察在巴尼特市政厅值守。

He is constantly on guard against any threat of humiliation.

他时刻提防着任何有辱尊严之事。

• on guard值班
• be on one's guard戒备着
• put someone on guard劝某人警惕,让某人提...
• on one's guard警惕
• put someone on his guard劝某人警惕,让某人提...
• lie on one's guard提防
• stand on one's guard警戒