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Pressure is when you have one of these hard spheres colliding against the wall.
这是一个小球,它与墙发生碰撞。
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$firstVoiceSent
- 来自原声例句
Pressure is when you have one of these hard spheres colliding against the wall.
这是一个小球,它与墙发生碰撞。
应用推荐