hour

The exam lasted an hour and a half.

考试持续了一个半小时。

There are 24 hours in a day.

1天有24小时。

How many hours' sleep do you need?

你需要睡多少个小时？

I'll be back in an hour's/two hours' time (= after one/two hours).

我会在一小时／两小时之后回来。

My hometown is an hour from Houston/an hour away (= it takes an hour to travel there).

我家乡离休斯顿有一小时的路程。

He gets paid by the hour (= gets a particular amount of money for each hour he works).

他拿的是按小时计酬的工资。

Trains leave every hour on the hour (= at exactly one o'clock, two o'clock, etc.).

火车每小时整点发车。

Buses leave at ten minutes past/to the hour (= at ten past/to one o'clock, two o'clock, etc.).

公共汽车每整点过10分／差10分发一班车。

War was declared at eighteen hundred hours/18.00 hours (= at six o'clock in the evening).

宣战时间是晚上6点。

I try to spend my lunch hour walking.

我试着把午餐时间用在步行上。

office/working hours

办公／工作时间

Our opening hours are from 8.00 to 6.00.

我们的开放时间是8点到6点。

Who could be calling us at this unearthly/ungodly hour (= so late at night)?

谁会在夜里这么晚给我们打电话？

He returned in the early/small hours (= at night, after midnight).

他凌晨才回来。

She's a nurse so she often works unsocial hours.

她是名护士，所以经常要上早班、值夜班。

He's paid well but he works long hours.

他薪水很高，可是工作时间也很长。

I waited for him for hours.

我等了他很长时间。

They keep calling me at all hours (of the day and night).

他们整天不停地给我打电话。