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- A cosmological term was not needed to explain an expanding universe, so Einstein abandoned the concept. 因为并不需要宇宙常数项来解释膨胀的宇宙,所以爱因斯坦就放弃了这个想法。
- In 1922 Russian physicist Alexander Friedmann constructed models of expanding and contracting universes that did not require a cosmological term. 俄罗斯物理学家佛里特曼在1922年建构了膨胀与收缩的宇宙,这个模型并不需要宇宙项。
- In desperation, Einstein added an extra, ad hoc cosmological term to his equations to counterbalance gravity and allow for a static solution. 但是,这样的宇宙却和他的重力方程式不相容。逼不得已,爱因斯坦只好在他的方程式中,加了额外的宇宙项,好抵消重力以得到静态宇宙的解。
- The fog of the unknown led Einstein to consider a cosmological term as a desperate solution to constructing a static, Machian universe. 未知世界的浓雾,使得爱因斯坦不得不引入宇宙项以便建构一个静态、符合马赫原理的宇宙。
- Physically, the cosmological term would have been unobservable on the scale of our solar system, but it would produce a cosmic repulsion on larger scales that would counteract the gravitational attraction of distant objects. 实际上,宇宙项在太阳系的尺度是观察不到的,但是它在大尺度下会产生一种宇宙排斥力,抵消了相隔很远物体之间的引力。
- In the short term, the medicine may not be very effective. 从眼前来看,这药可能疗效不是很大。
- VACUUM DECAY OF GRAVITATIONAL FIELD WITH COSMOLOGICAL TERM AT FINITE TEMPERATURE 有限温度下带宇宙项的引力场的真空衰变
- The autumn or winter term start in September. 秋季或冬季学期九月份开始。
- Are there any exams at the end of this term? 这个学期期末有考试吗?
- Hubble's discovery obviated the need for the cosmological term to counteract gravity; 哈伯的发现使得我们不必以宇宙项来抵消重力。
- The second term commences in March. 第二学期自三月开始。
- We must aim for world peace in the long term. 我们要争取持久的世界和平。
- He tells us in no uncertain term not to come again. 他直截了当地告诉我们不要再来了。
- He selected an extensive reading course this term. 这个学期他选修了泛读课程。
- We hope to make great profit in the long term. 我们希望长期获利。
- This term will begin on September 7th. 这个学期将于九月七号开始。
- Above term shall apply unless otherwise mention. 除非另有说明书,上述条件一概适用。
- Our group blocked out a teaching plan in this term. 我们小组草拟了一份本学期教学计划。
- There is a cosmological arrow of time. 还有一个宇宙学的时间指针。
- Students must remain in residence during term. 学生於学期中必须住校。
