Distancesin space are quite mind - boggling.

宇宙之大令人吃惊.

I remember how mind-boggling it was when I took astronomy in school and discovered our sun was just one of trillions of stars in a universe so big it was impossible for me even to imagine!

他说：我在学校上天文学的时候发现，我们的太阳只不过是宇宙间许许多多行星之一，而宇宙之大真是我难以想象的。我还记得当时我感到非常吃惊。

The complexity of the puzzle is boggling.

这个谜题的复杂性令人难以置信。

The sheer size of the universe is boggling.

宇宙的庞大规模令人难以置信。

The talent of the young musician is boggling.

这位年轻音乐家的才华令人难以置信。

The complexity of the universe is mind-boggling.

宇宙的复杂性令人难以置信。

The speed at which technology advances is boggling.

技术进步的速度令人难以置信。

The sheer size of the Grand Canyon is mind-boggling.

大峡谷的巨大规模令人难以置信。

The diversity of life forms on Earth is mind-boggling.

地球上生命形式的多样性令人难以置信。

The amount of information available online is boggling.

网上可获取的信息量令人难以置信。