Technicians are trying to diagnose a helium flow problem in the upper stage of the moon rocket ahead of Artemis II, which could launch as early as April.
NYT Connections Sports Edition today: Hints and answers for February 28
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图④：在湖北恩施土家族苗族自治州巴东县沿渡河镇小神农架村骄顶寨高山苹果种植基地，无人机在空中吊运采摘的苹果。
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