1.
You practice s-curves on the freeway at120.
你在高速公路上以120公里时速蛇行。
2.
The car has a maximum speed of 120 kilometres an hour.
这车全速每小时120公里。
3.
Speed limit of 30kmh; speed limit: 30 kmh
限速每小时30公里
4.
The average speed was only 15 kilome-ters.
平均时速仅15公里。
5.
The train makes 70 kilometres an hour.
这火车的时速为70公里。
6.
Weather trend VIS 10km, temporarily down to 3km in rain showers.
天气趋势：能见度10公里，短时降到3公里有阵雨。
7.
The car was running, let us say, eighty km. an hour.
那时该车时速约八十公里。
8.
Speed of a motor vehicle in this city must be kept within 80km an hour
这个城里的车速必须限制在时速80公里之内。
9.
Dave and Eric are talking about some of the goings on at work.
戴夫和埃里克上班时谈论着公司里发生的事情。
10.
synchronize all the clocks in an office
对准办公室内所有的时钟((把办公室里所有的时钟校正为同一时间))
11.
The speed is restricted to 30 kilometers an hour here.
在此地车速被限制为每小时三十公里。
12.
It flies at about 900 kilometers a hour.
它以每小时900公里的速度飞行。
13.
We drove at 60 kilometres an hour.
我们以每小时六十公里的速度开车。
14.
My car can go 140 kilometres per hour.
我的汽车每小时能跑一百四十公里。
15.
Near lunchtime,everything quieted down.
午饭时分，办公室里渐渐静了下来。
16.
She was detained in the office by unexpected callers.
有些临时访客把她耽搁在办公室里了.
17.
The buses are usually crowded during this time of the day.
每天这段时间里公共汽车通常很拥挤
18.
The buses is usually crowded during this time of day.
每天这段时间里公共汽车通常很拥挤。