keep time

The kids in the band didn't keep time with the conductor.

乐队的孩子们不能同指挥合拍.

I was so hungry all the time that I could not keep the diet up for longer than a month...

我无时无刻都觉得饿，节食坚持不到一个月就放弃了。

Have an apple to keep you going till dinner time.

吃个苹果就能挨到吃晚饭了。

Some pulsars keep time better than the earth's most accurate clocks.

某些脉冲星发送脉冲比地球上最精确的时钟都准时。

Many musicians keep time by tapping their feet on the ground.

一些音乐家用脚在地板上打着节拍唱歌.

This cultural relic is a copper water-clock that was used to keep time in ancient times.

这件文物是古代用来计时的铜壶.

I spent much of my time bundled up in sweaters in an effort to keep warm.

大部分时间里我都穿着厚厚的毛衣来保暖。

We have to order stock carefully to keep time with seasonal demands.

我们必须仔细地订购货物以便满足季节的需要.

It's about time you got a job to earn your keep.

你该找个工作挣自己的生活费了。

Clap your hands to keep time.

随着节奏拍手。