She'd ask about space colonies on Mars, flying cars, superfast nuclear-powered airplanes, artificial organs.

她会问起你火星上的太空殖民，飞行汽车，核动力超速飞机，和人造器官。

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Space colonies, or a hypothetical large community of people living and working in space, are a popular subject in science magazines.

太空殖民地，也就是假想中的人们生活工作的大型太空社区，是科学杂志上常见的主题。

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There was Gerard O'Neill, who barnstormed the country whipping up enthusiasm for one of the zaniest schemes of all: the launching of self-contained space colonies for the millions.

还有杰拉德·奥尼尔 Gerard O'Neill，他巡回全国煽动推销的是一个疯狂到极点的计划：建造可以容纳达百万人的自给自足的太空殖民地。

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Heretofore, design concepts for free-floating space colonies, says Sherwood, have entailed large hollow toroidal spheres with clouds, yards and pastures.

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In many ways these are dreary, dreadfully boring alternatives to moon colonies and space travel.

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His acquisition of two electric guitars from 1955 inspired the revved-up new song "21st Century Blues, " in which the boyhood fan of sci-fi books pines for the flying cars and Mars colonies predicted in the Space Age.

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