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来源：雅诚德英语网
The legislation, which Obama signed in October, instructs NASA to move ahead with a new spacecraft that could land on an asteroid by 2025.
奥巴马10月签署的这个法案，指导美国宇航局继续开发可能在2025年前能在小行星上着陆的新型航天器。
The legislation, which Obama signed in October, instructs NASA to move ahead with a new spacecraft that could land on an asteroid by 2025.
奥巴马10月签署的这个法案，指导美国宇航局继续开发可能在2025年前能在小行星上着陆的新型航天器。