单词：Crab Nebula(M1)
单词：Crab Nebula(M1) 相关文章
There lived a heron by a big lake. He used to catch fish and eat them. But he had become old and could not catch fish like before. He went without food for many days together. I have to think of a plan. Otherwise I won't live for long, thought the he
英语小短文
shrimp crab 不管是英文还是中文，人们往往用动物的名称来形容人，例如骂人的时候说某人像猪，像狗，或者赞扬某人鹤立鸡群等。美国人有时把人形容为像
美国习惯用语
Walk straight，said a mother crab to her daughter，stop dragging yourself sideways all the time． Mother，replied the daughter，just show me how．If you walk straight yourself I will copy you． Don't expect people to do things you would not do
趣味英语
为了让那些没空逛市场的顾客也能购买到新鲜的大闸蟹，江苏省南京市一家公司在当地数个地铁站安装了螃蟹自动售货机，消费者只需通过简单的操作，就可以按照大小进行选择，购买自己相
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Like nebulae which spawn stars, it is made of gas and dust. But that's where most similarities end. For Alex Filippenko, it represents an intriguing industrial zone within our galaxy where the elements from which our world is made or manufactured. Wh
自然百科2011年
Like nebulae which spawn stars, it is made of gas and dust. But that's where most similarities end. For Alex Filippenko, it represents an intriguing industrial zone within our galaxy where the elements from which our world is made or manufactured. Wh
自然百科2011年
Could these be the neutron stars predicted by Z? astronomers nicknamed them pulsars and immediately set their telescopes searching for further clues about them, just a year later, they found one, in the perfect place to put Z's theory to the test.In
探索与发现2015年
The reason we can be reasonably confident that such an event won't happen in our corner of the galaxy, Thorstensen said, is that it takes a particular kind of star to make a supernova in the first place. 索尔斯坦森说，有理由相信，这种事
万物简史