9 年前
视频简介
旨在呼吁有权处理食源性病原体危害的官员采取行动，这些病原体每年在美国造成数千人死亡。。NASA’s Perseverance rover is on the verge of changing humanity’s future. Just over a year after touching down on the red planet, Perseverance is embarking on the most demanding part of its mission to date – striking out at top speed for the sites most likely to house signs of life. To succeed, the team must overcome epic challenges and take Perseverance into uncharted territory...。
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