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中国仅用两年时间就实现了从“一人一天”到“多人多天”航天飞行的重大跨越。
Within only 2 years, China realized a momentous leap from "one man one day" to "more men more days".
youdao
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中国仅用两年时间就实现了从“一人一天”到“多人多天”航天飞行的重大跨越。
Within only 2 years, China realized a momentous leap from "one man one day" to "more men more days".
youdao