Jow long have you been working here?

你在这儿工作多久了？

He was saucy and mischievous when he was working.

他工作时总爱调皮捣蛋。

The surgeons have been working for twenty hous without letup.

那些外科医师一连工作了二十小时没有停止。

From the garage there came the sound of Derek working a lathe.

汽车修理厂那边德里克开动车床的声音。

I'm indebted to all the staff who have been working so hard.

我十分感激一直如此努力工作的全体员工。

A laptop would be really useful for when I’m working on the train.

我在火车上工作时, 便携电脑真的很有用。

My brother is working on the railroad.

我兄弟在铁路系统工作。

A comfortable working environment will increase productivity.

舒适的工作环境能提高生产效率。

New tasks now confronted the working class.

新任务摆在工面前。

I was attached to another working group.

我被派到另一个工作组。

Back of the breakwater the dredger was working.

在防波堤后面挖泥船正在工作。

Tara is currently working on a solo album.

塔拉眼下正忙着制作个专辑。

They are working overtime to finish the work.

为了完成任务他们正在加班加点地工作。

We are working in conjunction with the police.

我们与警方配合进行工作。

She was working the treadle of her sewing-machine.

她正用脚踩动缝纫机的踏板。

He had been working hard and was perspiring profusely.

他一直在努力干活，身上大汗淋漓的。

He was a miner all his working life.

他一辈子都是矿工。

She was very tired, nevertheless she kept on working.

她虽然很疲倦，可仍在继续工作。

He spends all his waking hours working.

醒着的时候他一直在工作。

They sit around chewing the fat instead of working.

他们不工作，坐着闲聊。