- two body motion
- 二体运动
English-Chinese dictionary of mechanical engineering (英汉机械工程大词典). 2013.
two body motion
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Two-body problem — Two bodies with similar mass orbiting around a common barycenter with elliptic orbits. In classical mechanics, the two body problem is to determine the motion of two point particles that interact only with each other. Common examples include a… … Wikipedia
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Two by Twos — Prominent early preachers (left to right): William Gill, William Irvine, and George Walker Classification Protestant Polity Episcopal Geographical areas … Wikipedia
