The media is amazing these days, we can watch world changing events happen live right in front of our eyes.
现在媒体却实很神奇,我们能亲眼目睹世界上刚发生的事情。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空,耗资10多亿美元。