Fulfilling your mission in the world is God's fifth purpose for your life.

完成你在世上的使命是神给你的人生第五个目的。

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NASA considered this fifth and final Hubble repair mission so dangerous that, in 2004, a year after the Columbia tragedy, it was canceled.

美国航天局认为这第五次，也是最后哈勃维修任务非常危险，在2004年，一年之后，哥伦比亚的悲剧，它已取消。

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Including his latest mission, he has spent 553 cumulative days in orbit, the fifth highest total in history.

CNN: Discovery brings home Alpha crew