At a news briefing on Friday, NASA administrator Jared Isaacman described a vast overhaul to the moon-to-Mars program. The changes scrap the Artemis III lunar landing and instead make it a flight in low-Earth orbit for a crew to practice meeting up with either the SpaceX or Blue Origin-built lunar landers — or, perhaps, both.
Unconsumed bodies: Pull semantics mean nothing happens until you iterate. No hidden resource retention — if you don't consume a stream, there's no background machinery holding connections open.
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2024年12月25日 星期三 新京报