周围形成一个排气云奋进号航天飞机发射的第39a腾飞垫美国宇航局在佛罗里达州肯尼迪航天中心将在执行sts - 134任务的国际空间站的天空。

An exhaust cloud forms around Launch Pad 39a at NASA's Kennedy space Center in Florida as space shuttle Endeavour soars into the sky on the STS-134 mission to the International space Station.

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