at the center of的意思|示意

How do we know that a black hole sits at the center of our galaxy?

我们怎么知道，在我们的星系中存在着一个黑洞？

Recent findings lend strong support to the theory that a black hole lies at the center of the Milky Way and of many of the 100 billion other galaxies estimated to exist in the universe.

最近的发现有力地支持了这样一种理论，即银河系中心，和宇宙中估计存在的1000亿个其他星系中的许多里有一个黑洞。

There is a kind of goofiness at the center of it—"God is Pooh Bear."

在它中间有一句疯癫的句子——“上帝是小熊维尼。”

The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motions.

当时的智慧来自于二世纪的天文学家托勒密，他的复杂天空体系把地球置于所有天体运动的中心。

It’s especially powerful at the center of a social media program.

它在社会媒体活动中心的宣传力度很强。

Its key objective is to place at the center of recovery efforts measures that would generate higher levels of employment and provide basic social protection for the most vulnerable.

它的关键目标是把能够创造更高水平就业和为最弱势群体提供基本社会保护的措施置于复苏工作的中心位置。