The most ambitious and costly telescope ever built was fired into space on Christmas Day, with the aim of seeing deeper into space — and therefore further back in time — than ever before.
世界上最雄心勃勃、最昂贵的太空望远镜于圣诞节发射升空，其目的是观测更深处的太空，也就是比以往任何时候都更久远的时间。
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