1.By astronomical standards, that is a hair's breadth.

以天文学标准来看，这只是毫厘之差。

2.These were not new astronomical objects, however.

但这些并不是新的天文体。

3.The program has an astronomical price tag.

这个项目的价格是天文数字。

4.There's usually an astronomical price tag attached.

通常会有一个天文数字的标价。

5.Lunar eclipses are pretty common as astronomical phenomena go.

食是很常见的天文现象。

6.Other high-energy astronomical events will leave gravitational echoes, too.

其他高能量的天文现象也会向外传递引力波。

7.Scientists call this distance one astronomical unit, or AU.

科学们将这个距离定为天文单位，或缩写为 AU。

8.The project operates across several major astronomical observatories.

该项目在几个主要的天文台运行。

9.That astronomical figure is two undecillion dollars - a two followed by 36 zeros.

这一天文数字是1066美元的两倍，也就是数字2后面有36个数字0.

10.And that meant their energy had to truly be astronomical.

那意味着它们的能量必定是大的无法估量的。

11.Intrigued, Dr Vida searched the astronomical literature for similar fireballs.

出于好奇，维达博士搜索了天文文献中出现的类似火球。

12.In the northern hemisphere, astronomical winter officially begins this year on December 21st.

在北半球，天文学上冬天从1221日正式开始。

13.The annual drug bill of the Health Services is mounting to astronomical figures.

卫生部门的度药费用快要达到了天文数字了。

14.Although astronomical projects still dominate, other sciences are starting to adopt the idea.

尽管主要应用于天文学计划，其他学科也开始采用这一想法。

15.We often use the word " astronomical" when we're talking about big numbers.

当我们在讨论很大的数字时， 我们经常用“天文数字”这个词。

16.Some clusters are very young — well, in an astronomical sense.

一些星团非常轻——嗯，是从天文学的角度来说。

17.They had astronomical theories but could calculate those at the turn of a handle.

他们具备天文学的理论知识，但可以通过转动把手来进行实际计算。

18.Before Hubble, black holes were merely a concept, an unproven part of astronomical lore.

在有哈勃之前，黑洞仅仅是理论上的概念，是一项未经证实的天文知识。

19.They need the education, but the cost to get it is astronomical, said Coleman.

科尔曼表示，他们需要接受教育，但接受教育的成本太过高昂了。

20.The report said that overseas trips during the holiday are registering an astronomical increase.

报告称，假期期间出游人数出现了天文数字般的增长。