-
(单词翻译:双击或拖选)
The Milky1 Way could fit inside
宇宙是银河系的
10 million million million times.
一千亿亿倍
Our entire galaxy2's just a dot on the landscape.
整个星系只是宇宙中的一个小点
In the observable universe,
在可观测宇宙中
there are 170 billion galaxies3 just like it.
有一千七百亿类似的星系
Janna Levin is a professor of theoretical astrophysics.
扬娜·莱文是一名理论天体物理学的教授
She'd like to put every single galaxy we can see on the map.
她想把可观测到的每个星系都绘制出来
But, before she can do that,
但在此之前
it's vital to account
我们需要先弄清楚
for one of the most surprising features of the universe.
宇宙的一个惊人特征
Making a map of the whole universe
绘制宇宙之图
is not like mapping a map of the United States.
不同于绘制美国地图
It's an observational fact that,
据长久以来的观测
if you look at the galaxies around us,
如果我们看周围的星系
and the most distant galaxies that we can see,
以及离我们最远的星系
they all appear to be moving away from us.
你会发现它们都在离我们而去
1 milky | |
adj.牛奶的,多奶的;乳白色的 | |
参考例句: |
|
|
2 galaxy | |
n.星系;银河系;一群(杰出或著名的人物) | |
参考例句: |
|
|
3 galaxies | |
星系( galaxy的名词复数 ); 银河系; 一群(杰出或著名的人物) | |
参考例句: |
|
|