initial speed

常见例句

For this activity, two photogates measure the initial speed of the ball.
在这个实验中，两个光门测量小球的初速度。
I throw it up with a certain v initial speed, v-- - call it v0, I don't care-- and the horizontal component would never change.
我以一定的,初速度，向上扔-,称之为v0，无所谓-,水平分量不会改变。
If you did the experiment on the moon with the same initial speed, it will go much higher so you are also happy to see g So that makes sense.
如果实验地点是在月球上,以相同的初速度抛出，它会飞得更高,所以我们又很高兴地看到,做分母是与常识相符的。，that，this，g，here，is，downstairs。,故而我们可以说，公式是合理的。

It's something I throw up has an initial speed of 10 meters per second.
抛出物体的,初速度是10米/秒
耶鲁公开课 - 基础物理课程节选
So，the point is,every object falling under gravity is given by the same formula, but there are many, many objects that can have many histories, all falling under gravity, and what's different from one object and the other object is, when was it dropped, from what height, and with what initial speed.
关键是,每一个受重力作用下落的物体,都有同样的表达式,但是各个受重力作用下落的物体,都有不同的初始条件,所以它们的区别在于,下落时刻,下落高度和初始速度
耶鲁公开课 - 基础物理课程节选
Car is traveling with some initial speed v0 in the horizontal direction.
车以 v0 的初速度沿水平方向开出
耶鲁公开课 - 基础物理课程节选

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