Over almost 12 hours, the 98m-tall Space Launch System was carried vertically from the Vehicle Assembly Building on the 4-mile (6.5km) journey to the pad.
另一個問題則是AI。受訪者可能使用聊天機器人模仿人類回答，替他們完成問卷。
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（本报记者朱隽、王浩、常钦、郁静娴、李晓晴、邓剑洋）
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