通过Chandra X射线观测台，我们观测到一个星系拖曳着两个由X射线射流组成的壮丽的大尾巴。
Two spectacular tails of X-ray emission have been seen trailing behind a galaxy using the Chandra X-ray Observatory.
通过Chandra X射线观测台，我们观测到一个星系拖曳着两个由X射线射流组成的壮丽的大尾巴。
Two spectacular tailsof X-ray emission have been seen trailing behind a galaxy using theChandra X-ray Observatory.
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