The extreme good and bad returns average out, resulting in a reduction of risk without affecting expected return.

1、

Sometimes I pay, sometimes he pays it seems to average out in the end.

有时我付钱，有时他付钱&到头来似乎两相抵销。

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2、

Variability declines as the ownership period increases – good and bad years average out.

当持有时间增加，波动性会降低&最好的几年会和最差的几年互相抵销；

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3、

When we're all done, we'll average out those scores.

评完分后，我们会算出平均分。

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4、

How does the volume of trade for last year average out?

去年的贸易额平均是多少？

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5、

If you're thinking of getting a new car, now is a good time to buy.

你要是想买辆新车的话，现在正是时候。

《牛津高阶英汉双解词典》

6、

A Boeing 747 jumbo jet airliner lands at a speed of 160m/ s.

一架波音747巨型喷气式班机以160米／秒的速度着陆。

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7、

Investigation of real train test into the pressure distribution on external surface of the electric passenger train of scattered power at a speed of 200km/ h

200km/h动力分散型电动旅客列车组车体表面压力分布试验研究

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8、

The Robot Shuttle can seat up to 12 people, and travel at a speed of up to 40 kph.

“Robot Shuttle”无人驾驶巴士可乘坐12人，运行速度可达每小时40km。

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9、

Along with mining depth becoming deep at a speed of decameter per year average, the coal mining industry is developing rapidly in our country.

随着我国采矿业的发展，煤矿的开采深度平均以每年10m的速度增加。

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10、

Asteroid 2019 OK came hurtling toward Earth at a speed of nearly 15 miles a second, before flying past.

小行星2019OK以接近15英里/秒的速度飞奔向地球，然后从地球边掠过。

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11、

After millions of years in this position the new moon was drawn into a collision at a speed of less than three kilometres per second.

在这个位置上数以百万计的年后，在不到三公里每秒的速度，被卷入新的月球碰撞。

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12、

A photograph taken at a speed of-1-250 of a second Film the whole building first, then zoom in on the door.

用-1-250秒的快门速度拍摄的照片.首先拍整个大楼，然后把镜头推向大门。

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13、

Under the combined efforts of wind and 400-horsepower steam, it was traveling at a speed of thirteen knots.

由于风力的助航和四百匹马力的推动，船的速度达到每小时十三海里。

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14、

He said Xiaomi has invested in 55 companies, at a speed of one company each every 15days.

雷军表示，小米以每15天一家公司的速度投资了55家公司。

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15、

It was traveling at a speed of 13.43 knots under the thrust of its 1000-horsepower engines.

它在一千匹马力的发动机推动下，速度为每小时十三海里半。

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16、

Rowing is an endurance test that finishes at a speed of up to 10 metres a second.

赛艇是一项考验耐力与持久力的比赛，终点冲刺的速度通常都超过每秒10米。

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17、

A meteor is actually a piece of matter from out of space traveling at a speed of many miles a second.

流星实际上是一块以每秒许多英里的速度，从宇宙外飞飞来的物体。

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18、

Playing the piano, riding a bicycle, walking at a speed of 2 mph.

弹钢琴、骑电单车、以每小时2哩速度步行。

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19、

Jack is driving his car at a speed of up to120 kph.

杰克正在以每小时120公里的高速行驶。

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20、

The two land masses are still colliding, pushed together at a speed of 1.5 to 2 inches a year.

这两个板块仍在继续相撞，每年以1.5到2英寸（约合3.81厘米）的速度相互挤压。

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