“天空登陆者”需要达到200小时的飞行时间，才能被航空管理局批准正式投入使用。
The Airlander will need to have 200 hours' flying time before being allowed to fly by the aviation administration.
除了饭和食品储藏室，一个新食品柜也在肯尼迪天空中心被打包，并在发射前18到24小时装上航天飞机。
Besides the meal and pantry food lockers, a fresh food locker is packed at KSC and installed on the shuttle 18 to 24 hours before launch.
回想昨天——好吧，事实上，是不足十二小时之前——我下班开车回家。天空已经飘满了那种松软的难以置信的白云。
I thought back to the day before — in fact, less than twelve hours before — when I had been driving home from work.
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