You're not safe on that ladder, a branch could knock you off.

你站在那个梯子上不安全,树枝会把你碰下来的。

A snowball knocked his hat off.

一个雪球飞来把他的帽子打落在地。

Just when I put the glass safely down on the table, the cat jumped up and knocked it off.

我刚把杯子稳稳当当地放在桌子上,猫就跳上去给弄倒了。

Your cigarette ash is very long; please knock it off before it falls on the carpet.

你的烟灰太长了,请弹掉,以免落在地毯上。

When the whistle goes, all the workers knock off for a cup of tea.

哨子一响所有工人都停下手里的活儿去喝茶。

Let's knock off now.

现在让我们歇一下吧。

We've done enough for today,I think we'll knock off.

我们今天做得够多的了,我想我们该停工了。

We go to work at seven thirty in the morning and knock off at five thirty in the afternoon.

我们每天早晨七点半上班,下午五点半下班。

〔说明〕 knock off作此解时常不用于进行体,也常不用于被动结构。

They were making so much noise that I couldn't sleep, so I told them to knock it off!

他们吵吵嚷嚷我睡不着,因此我叫他们都住嘴!

〔说明〕 knock off作此解时通常不用于进行体。

If you take both dresses,I'll knock ￡2 off.

你要是两套衣服都买,我就减价两英镑。

The coat is a little dirty. Can you knock 50 yuan off for me?

衣服有点脏,你能减价50元钱吗?

The advertised price was ￡2.05, but the shopkeeper knocked off the odd pence.

标价是￡2.05,但店主把后面的零头去掉了。

When he received his money he found that five shillings had been knocked off for expenses incurred.

当他收到钱时,他发现已扣去了五先令的费用。

Immediately after supper, he sat down and knocked off his composition in half an hour.

一吃过晚饭,他便坐下来,不到半个小时就把作文写好了。

He sat down and knocked off an article for the local paper in about two hours.

他坐下来用两小时左右时间就为当地报纸写出了一篇文章。

That composition was knocked off in about two hours after dinner one evening.

那个乐曲是一天晚饭后用两小时左右谱写出来的。

One night the guerrillas stole into the city and knocked off the traitor.

一天夜里,游击队员们悄悄摸进城里,干掉了那个叛徒。

The old man who owned the jewels was knocked off by the thieves.

拥有这些珠宝的老头被盗窃犯杀死了。

Where did you get all those watches?Did you knock them off?

这些手表是从哪儿来的? 抢的吗?

I heard that they knocked off Smith's shop last night.

我听说他们昨晚抢劫了史密斯的商店。

People are saying that he knocked her off for her diamonds.

人们纷纷传说他为了抢她的钻石而杀死了她。

You can't knock me off,I've done nothing!

你们不能抓我,我什么也没干!

The criminal was tracked down and knocked off by the police.

那个罪犯被警察追到后逮捕了。

I've a pile of work to knock off before I can take my holiday.

在我去度假之前,还有一大堆事情得干完。

His wife served him a big helping, but he knocked it off in next to no time.

他妻子给他盛了满满一碗,可是没多会儿他全吃下肚了。

He knocked off two chops and a plateful of vegetables in about ten minutes, and then asked for more.

他在大约十分钟内吃完两份排骨和一盘蔬菜,接着还要。

It looked a big dish, but it was almost knocked off in no time.

看起来是一大盘菜,但几乎一下子就被扫光了。

If you don't take back what you said about me,I'm going to knock your head off.

要是不把说你的话收回,我就要狠狠揍你。