1.
The universe wasn't slowing down;
宇宙膨胀的速度不是在变慢，
2.
The discovery that the universe is expanding was one of the greatest intellectual revolutions of the twentieth century
宇宙膨胀的发现是非世纪最伟大智力革命之一
3.
The primary observation that the universe is expanding emerged between1910 and1930.
对于宇宙膨胀的首次观测，是在1910~0年间。
4.
The basic framework is the standard big bang theory for the expansion of the universe.
基本的架构是解释宇宙膨胀的标准大霹雳理论。
5.
Ordinary objects such as stars and galaxies tend to slow down an expanding universe and can even cause it to recollapse.
普通物体像是星球和星系等，倾向减缓宇宙膨胀的速度，甚至使得宇宙再次塌陷。
6.
Dark energy is a mysterious repulsive force that opposes gravity, causing the universe to expand.
暗能量是一种神秘的与万有引力相反的排斥力，它使宇宙膨胀。
7.
Through the expansion of the universe, the gas cooled and condensed into the myriad galaxies found today.
经宇宙膨胀后，气体冷却并凝缩成无数今日可见的星系。
8.
Cosmic expansion has got its groove back: once thought to be winding down, it is actually speeding up.
宇宙膨胀也因此重获律动：当你认为它应该变慢时，实际上却变快了。
9.
By gauging the redshift and apparent brightness of a large number of supernovae located at a variety of distances, researchers can create a record of the universe's expansion.
藉由调校大量位于不同距离的超新星红移和表观亮度，研究人员可造出一组宇宙膨胀的记录。
10.
( It is completely different from the“ repulsive” gravity that occurs in theories of the expanding universe.
（种「力」膨胀宇宙理论中的「斥重力」然不同。
11.
If the universe is dense enough, gravitation can overcome the expansion and pull it back until it ultimately collapses.
如宇宙的密度足够大，引力就能够克服膨胀，并把宇宙拉回来，直到它最后发生坍缩。
12.
An expanding universe, like ours, that comes from a big bang does not have such a well-behaved boundary.
一个因为大霹雳而膨胀的宇宙，例如我们这个宇宙，并没有性质如此好的边界。
13.
The find indicates, for example, that dark energy isn't being diluted by the expansion of the universe.
比方说，这次的发现表明，暗能量并没有随着宇宙的膨胀而变弱。
14.
Astronomers have known for some time that the universe is expanding.
天文学家们知道宇宙正在膨胀这个事实已经有一段时间。
15.
Notice that, according to Hubble's law, the universe does not expand at a single speed.
请注意，根据哈伯定律，宇宙并不是以单一的速度膨胀。
16.
THE ANCIENT SUPERNOVAE also provided new clues about dark energy, the underlying cause of the cosmic speedup.
远古的超新星也提供了驱使宇宙加速膨胀之暗能量的相关新线索。
17.
The universe seems to be rapidly expanding its component galaxies moving ever farther apart.
宇宙似乎在膨胀，它的组成部分――星系互相离得越来越远。
18.
This construct offers another approach to explaining cosmic acceleration.
这些额外维度或许提供了另一种解释宇宙加速膨胀的方式。