[物]平均速度，[物]平均速率

average speeds───[物]平均速度，[物]平均速率

average Joe───普通人；平常人

average Joes───一般的工作

average age───[统计]平均年龄

average wage───平均工资

average salary───平均工资

increase speed───加速

average revenues───平均收益

air speed───[航]空速

The train has the world's fastest average speed, traversing 664 miles in a little over three hours.───火车平均时速位居世界第一，三小时内可走完全程664公里。

His average speed had been 301 miles per hour.───他的平均时速实际是301英里.

Campbell was disappointed to learn that his average speed had been 299 miles per hour.───坎贝尔非常失望地得知他的平均时速是299英里.

He ran at an average speed at the beginning of the race.───在比赛开始时他以中速赛跑.

If so, what is the average speed limit?───如果有, 平均速度限制是 多少 ?

It is when an object is heated that the average speed of molecules is increased.───正当物体受热之际,分子的平均速度才会增大.

French TGV from Paris to Lyon, by contrast, runs at an average speed of 140mph.───相反，法国巴黎至里昂的高速铁路平均时速高达140英里。

The raft traveled at an average speed of four knots.───筏子航行时平均时速4海里。

The wing common revolves the contrast rotation, the average speed is 2 : 1 .───翼的共同的旋转对比自身的旋转, 平均速率为 2:1.

The average speed of the vehicles correlates closely with the severity of the accident caused.───平均车速与所引起事故的严重程度密切相关.

The average speed of all molecules remains the same as the temperature is constant.───只要温度不变,分子的总平均速度也就不变.

The average speed of the trains in China is increasing.───中国火车的平均速度一直在提高.

The average speed was only 15 kilome - ters.───平均时速仅15公里.

The average speed of the winds remained constant.───平均风速保持稳定。

His average speed is high.───他开车的平均速度很高.

The train's average speed was no better than that of our bicycles.───火车的平均速度比我们骑自行车的速度快不了多少。

The average speed of all molecules the same asas the temperature is constant.───温度不便,所有分子的平均速度也就不变.