格伦斯菲尔德将使用该工具做对哈勃太空望远镜进行维修。

Grunsfeld will use the tool to do repairs on the Hubble Space Telescope.

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曾两次前往太空对 哈勃望远镜进行维修的宇航员乔恩•格伦斯菲尔德说：“正是由于图像超级清晰，才使我们有种亲临太空的感觉。”

"It's that extreme clarity that gives us the feeling we've traveled out into space to see these objects," said Jon Grunsfeld, an astronaut who did repair work on Hubble during two shuttle missions.

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