Why did the chief conductor go off duty without approval?

I'm off duty.

我下班了。

He does not wear uniform while off duty.

他下班时不穿制服.

I shall be off-duty on Thursday.

星期四我不上班。

Canniness: never have a shit when off duty.

精明: 从不占用下班时间大便.

We are going to have a meeting after we are all off duty.

下班后我们接茬儿开会.

He usually comes off duty at 5 p.m.

他通常下午五点下班.

He is off duty.

他不在值班.

I was off duty yesterday.

昨天我不当班.

The place is the haunt of off-duty policemen.

这里是不当班的警察经常光顾的地方。

I am off duty today.

今天我歇班.

The question caught her completely off-guard.

这个问题令她猝不及防。

The troops created a diversion and caught the enemy off guard.

军队声东击西,把敌军调离岗位.

Beware of the quiet ones; they always catch you off guard.

当心那些少言寡语的人, 他们往往会乘你不备,出奇不意.

The change of computer technic has caught many employees off guard.

计算机领域的日新月异使很多员工措手不及.

I asked for a cup of tea which caught her off guard.

令她惊讶的是我要求上一杯茶.

Catch him off guard when he is having lunch!

在他吃中午饭的时候趁他不注意把他抓了!

The securities analyst was caught off guard by that financial report.

证券分析师被这份金融报告吓了一跳.

Subtle: Don't let me catch u off guard sleeping , eh!

不明显: 别让我抓到你睡觉!

He struck me while I was off guard.

他乘我不备打了我.

The pitfall is the trappings of success can catch you off guard.

陷阱就是,成功的表象来袭时,你可能猝不及防.