槐诗低下头,继续挑拣起了地上的好东西,一步步往前,左拐右拐,只恨自己没有多带几个口袋,如今只能像是狗熊进玉米地一样,拿一件丢一件,心都在滴血。Black holes stand at the limit of what we can know. To explore that edge of knowledge, the Event Horizon Telescope links observatories across the world to simulate an earth-sized instrument. With this tool the team pursues the first-ever picture of a black hole, resulting in an image seen by billions of people in April 2019. Meanwhile, Hawking and his team attack the black hole...
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