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He's on duty twenty-four seven.是什么意思？

He's on duty twenty-four seven.

他不分昼夜地天天上班。

相关词汇
on duty seven

on

prep. （表示方向）向，（表示对象）对，（表示位置）在…上，（表示时间）在…之时；adv. （放，穿，连接）上，向前，（继续）下去；adj. 活动着的情况，状态，使用着的，发生着的，计划中的；

duty

n. 职责，责任，义务，职责或工作，税收；

seven

num. 七，七个，第七；n. 七，七个；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
His chauffeur-driven car and company mobile phone will be handed on to his successor.
他那辆配有专职司机的轿车和公司手机将转交给他的继任者。
Ask for an extra compensation payment to make up for the stress you have been caused...
为补偿你为此承受的压力，你要申请额外的补偿金。
Keep in mind you're going to be fighting lots of men who hit plenty hard.
记住你要和许多出拳非常凶狠的人交手。
In a sense, both were right.
从某种意义上来说，两者都对。
I have faith in his ability to succeed.
我相信他有成功的能力.
These little boys need someone to lead the way on their hike.
这些小男孩徒步远游需要有人领路.
In those days they didn't let you off work to go home very often.
在当时，他们并不经常准许请假回家。
Don't make trouble with me!
别跟我捣乱!
Most importantly, I started to have contact with the opposite sex.
最重要的是, 我开始接触到异性.
Q: Do you still have contact with these two celebrities?
问: 你还有和这两位艺人联络 吗 ?
They let off their guns at the British ships.
他们对英国船舶开炮.
They were walking in step.
他们在齐步走.
My advice to anyone who finds anything on a bus is to hand it in to the police.
我的建议是，在公共汽车上不管捡到什么东西都上交给警察。
His lifestyle is not really in step with the times.
他的生活方式与时代不太合拍.