relative speed

常见例句

We are seated in one of the trains, and with us we have a special speedometer that measures their relative speed.
我們坐在其中的一列火車上帶著特制的速度測量儀，可以測出兩列火車之間的相對速度。
You are wrong because all that we know is that the relative speed between the two trains changed from 0 mph to 10 mph.
你之所以是錯了，我們所知道的僅僅是這兩輛火車之間的相對速度由每小時0英裡增加到了每小時10英裡。
A laser sensor mounted on the rear-view mirror constantly measures that relative speed with the vehicle ahead, ordering the brakes to apply pressure in the event that driver fails to do so.
汽車的後眡鏡上安裝了一個激光傳感器，它始終測量著汽車與前車的相對速度，如果在駕駛員在必要時未進行刹車操作，系統就會自動制動。

In hedge funds, he sees a growing interest in relative speed.
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