Supermassive Black Holes 超大质量黑洞 - 5

By measuring how fast these stars were moving, he could prove if there really was a black hole at the center of an active galaxy. I picked a galaxy nearby which is called NGC 1068, an active galaxy, w

发表于:2018-12-07 / 阅读(515) / 评论(0)

超大质量黑洞

美国国家公共电台 NPR New Play About 'Roe V. Wade' Is A Prism For Looking At The American Divide

STEVE INSKEEP, HOST: Just about every American adult has heard the names Roe and Wade. Roe v. Wade was the 1973 Supreme Court decision legalizing abortion in the United States. Not so many people know about the real people involved, and now a new pla

发表于:2018-12-17 / 阅读(284) / 评论(0)

2017年NPR美国国家公共电台1月

新西兰英语 794 GCSB

The Government Communications Security Bureau (GCSB) is our spy organisation. At the moment, it can only legally spy on foreigners in New Zealand. However this organisation made a mistake spying on Kim Dotcom because he is a permanent resident. Also,

发表于:2018-12-31 / 阅读(281) / 评论(0)

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与美国小学生一起学英文第11册第6期:光谱

Spectrum 光谱 Do you know what a spectrum is? 你知道光谱是什么吗？ It is a series of colored lights. 它是复色光。 How can we see a spectrum? 我们怎么能看到光谱？ When you see sunlight through a prism, you may see a rainbow

发表于:2019-01-10 / 阅读(290) / 评论(0)

与美国小学生一起学英文第11册

与美国小学生一起学英文第10册第10期:棱镜

Prisms 棱镜 Why can we see rainbows after rain? 我们雨后为什么能看到彩虹？ We can see rainbows after rain because droplets of moisture in the air work like a big prism. 这是因为空气中的水滴就像一个大棱镜。 So what is

发表于:2019-01-10 / 阅读(247) / 评论(0)

与美国小学生一起学英文第10册

娱乐新闻：约翰梅尔盛赞女友水果姐新单

歌曲：Katy Perry-Roar Roar, the first cut off of Katy Perry's upcoming album Prism, hit the airwaves last week and went right to the top of the Billboard charts (for digital songs). One person who is particularly fond of the song (besides everyone

发表于:2019-01-10 / 阅读(332) / 评论(0)

英语娱乐八卦

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alkalescence

anionic emulsified bitumen

compressed dehydrated foods

compression shear apparatus

contribution to