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"The entire sequence of Artemis flights needs to represent a step-by-step build-up of capability, with each step bringing us closer to our ability to perform the landing missions. Each step needs to be big enough to make progress, but not so big that we take unnecessary risk given previous learnings."
晚上11点多，他才回来。一进门，他就笑嘻嘻地说今天很开心。他说大家都见到了，几个兄弟轮着敬酒。有人说“这么多年第一次凑齐”，有人说“以后多走动”。
news.berkeley.edu