billiard ball什么意思_有道词典 ... billiard-ball collision 撞球碰撞 collision， billiard-ball 弹性碰撞 The Billiard ball classroom 撞球教室 ...
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billiard-ball collision 弹性碰撞 ; 撞球碰撞
Clearly the heavier the atom the less affective it is because it's sort of like a billiard ball collision with a heavier atom.
很明显，原子越重，它就越有效，因为那有点像有一个重一点的原子，的撞球的撞击。
Look at the billiard ball alone — - forget the ping-pong ball — and try to see that the speed of the billiard ball is practically unaffected by the collision.
我们只看台球-，完全忽略乒乓球-，来看看台球的速度，它实际未受碰撞影响。
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