When the last space shuttle readies for launch from the Kennedy Space Center, scheduled for July 8, NASA's giant digital countdown clock will be one of the most watched time pieces in the world.
美最后一架现役航天飞机“阿特兰蒂斯”号将于7月8日在肯尼迪宇航中心进行其最后的一次飞行 ，届时，NASA的巨大倒计时钟将成为最为世人瞩目的计时工具。
When the last space shuttle readies for launch from the Kennedy Space Center, scheduled for July 8, NASA's giant digital countdown clock will be one of the most watched time pieces in the world.
美最后一架现役航天飞机“阿特兰蒂斯”号将于7月8日在肯尼迪宇航中心进行其最后的一次飞行 ，届时，NASA的巨大倒计时钟将成为最为世人瞩目的计时工具。
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