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杂文VOA慢速英语:阿波罗纪念日后 美国宇航局准备重返月球
TheAmericanspaceagencyNASArecentlymarkedthe50thanniversaryofthe1969Apollo11moonlanding.Forsome,thecelebrationswereareminderthattheprogramhasnotbeentothemoonsince1972.ButNASAaimstochangethat—soon……
杂文VOA慢速英语:美国宇航局的卫星发现了“第一颗超级地球”
Researcherssaytheyhavediscoveredthefirstnearby"super-Earth"planetthatcouldpossiblysupportlife.Thediscoverywasmadebyaspacecraftdesignedtolookforplanetsoutsideofoursolarsystem.Aninternationalt……
