"For those watching, get ready to witness the power of Discovery as she lifts off one final time," shuttle commander Steve Lindsey radioed minutes before launch.

“观众们注意了，你们即将见识发现号最后一次飞行的威力。”航天飞机指挥官史蒂芬·林赛发射前几分钟在无线电中说道。

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The space shuttle Endeavour lifts off to begin mission STS-123 at the Kennedy space Center in Cape Canaveral, Florida March 11, 2008.

2008年3月11日，奋进号航天飞机从佛罗里达州卡纳维拉尔角的肯尼迪航天中心起飞，执行sts - 123航天任务。

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The space shuttle Endeavour lifts off from Kennedy Space Center in Florida, on its last mission.

位于佛罗里达的肯尼迪航天中心，发射中的奋进号航天飞机正在完成它的最后一次航天任务。

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On January twenty-eight nineteen eighty-six, shuttle Challenger exploded shortly after take off.

VOA: special.2011.07.27

That's the main engine cut-off when the shuttle's engines turn off and you're in orbit.

NPR: Former Astronaut on NASA Risk Assessment

Is it your dream to see the space shuttle lift off -- in person?

CNN: The Internet: the final frontier for space watchers

And they're looking at--their concern is that it could break off during re-entry and maybe damage the shuttle further back.

NPR: Shuttle Spacewalk Repair Mission a Success