施作用力
原声例句
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We focus on one because we are paying for it, but the wall is doing the opposite.
我们只关注某一边因为我们只对这一边施力,但是墙对另一边有反向的作用力
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Whenever there is a force, it can be traced back to a tangible material cause, which is all the time a force of contact, with the exception of gravity.
如果有作用力,那它一定能找到一个明确的实体施力物体,也就是无论何时物体受的都是接触力,引力除外
应用推荐
$firstVoiceSent
- 来自原声例句