1、 The costs continued to rankle with those who thought manned space flight a waste of money,and three decades spent stuck in low-Earth orbit never stopped frustrating those who wanted to go farther.
对那些把载人航天看成虚掷钱财的人来说，航天飞机的成本始终令他们心痛；而对那些梦想着远航的人来说，在近地轨道上浪费的三十年时间令他们心寒。
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