Making oxygen and giving Mars a breathable atmosphere is at least theoretically possible.
制造氧气和让火星拥有可供呼吸的空气至少在理论上是可行的.
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In thirty years from now the United States should have a manned spacecraft on Mars.
未来30年内，美国有可能会把载人航天器送上火星。
《柯林斯高阶英汉双解学习词典》
If they are Martians, with hearts, they'd beat at a sIower rate.
如果他们是火星人, 而且还有着心脏的话, 他们心跳的频率要比我们低.
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Beer: German banker and astronomer who published maps of the moon and Mars.
比尔: 德国银行家与天文学家,他发表了火星月图.
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This will culminate on Aug. 27 when Mars comes within 34.65 M miles of earth.
于8月27日,当火星来到地球的最高点〈34.65米英里?围内〉.
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Can the Zeta's explain the hemisperical crustal dichotomy of the planet Mars?
齐塔人能否解释下火星半球地壳两分的(原理) 吗 ?
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Orson Welles managed to convince many Americans that they were being invaded by Martians.
奥森·韦尔斯使得许多美国人相信他们正遭到火星人的入侵。
《柯林斯高阶英汉双解学习词典》
In the hopes of becoming a Mars University dropout, he begins enrolling in some courses.
在怀着成为火星大学的辍学生的希望下, 他报名参加了一些课程.
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美国宇航局喷气推进实验室建设和管理的探测器和火星侦察轨道器是人类研究局, 华盛顿.
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Surface details of Mars showing the planet's Swiss cheese-like circular depressions.
火星表面细节显示了地球的瑞士奶酪般的圆形洼地.
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