at a speed of的意思|示意
以……的速度
at a speed of相关例句
Light travels at a speed of 300,000 km per second.
光以每秒30万千米的速度传播.
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The train is travelling at a speed of sixty miles an hour.
火车正以每小时六十英里的速度行驶.
辞典例句
We're driving at a speed of about 50 miles each hour.
我们以每小时大约50英里的速度驾车前进.
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A Boeing 747 jumbo jet airliner lands at a speed of 160 m / s.
一架波音747巨型喷气式班机以160米/秒的速度着陆.
辞典例句
The airplane flew at a speed of 500 miles an hour.
飞机以每小时500英里的速度飞行.
互联网
The train is running at a speed of 70 miles an hour.
火车正以时速七十哩行驶着.
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