Father of science
本文作者： 21ST
PEOPLE were looking up at the night sky, but it wasn’t that easy to see anything. The night sky, after all, is a little dark. Galileo Galilei was one of the first people to use a telescope (望远镜). It made things look three times closer. He looked at the moon, and saw the surface (表面) was bumpy (崎岖不平的). |  |
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