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- Kepler's Laws of planetary motion. 开普勒行星定律。
- German astronomer who first stated laws of planetary motion (1571-1630). 第一个阐述行星运动定律的德国天文学家（1517－1630）。
- Johannes Kepler confirms his previously rejected discovery of the third law of planetary motion (he first discovered it on March 8 but soon rejected the idea after some initial calculations were made). 1618年的今天，约翰尼斯·开普勒肯定了先前被否决的发现的行星运行第三大定律（他于3月8日首次发现这一理论但是在随后的最初的计算后否认了这一说法）。
- Kepler's law of planetary motion 开普勒行星运动定律
- Kepler rs law of planetary motion 开普勒行星运动定律
- Brahe:Danish astronomer whose accurate astronomical observations formed the basis for Johannes Kepler's laws of planetary motion. 布雷赫:丹麦天文学家,其精确观测构成了关于天体运动的约翰尼斯·克普勒定律的基
- We are subject to the law of the land. 我们须遵守当地的法律。
- Who discovered the Law of Gravitation? 谁发现了引力定律？
- He formulated the theory of planetary movement. 他系统阐述了行星运动理论。
- Newton's law of motion apply to all things on the earth. 牛顿时的运动定律适用于地球上一切东西。
- Enactment into law of a legislative measure. (议案)通过把立法议案制定为法律
- The law of supply and demand governs the prices of goods. 供求规律决定商品的价格。
- The process of planetary evolution is orderly and controlled. 行星进化的过程是有秩序和受控制的。
- A citizen is expected to conform to the law of his country. 一个好公民应当遵从他国家的法律。
- Newtow conclusively established the law of gravity. 牛顿确定了万有引力定律。
- We must respect the laws of a country we are in. 我们必须遵守所在国家的法律。
- He is interested in the laws of nature. 他对自然界法则很有兴趣。
- You must master the law of conservation of energy. 你必须掌握能量守衡定律。
- Do you know the laws of the game? 你知道这项比赛的规则吗?
- They never vary from the law of nature. 他们从不违反自然规律。
