Future observations will determine whether this is a planet or a brown dwarf, a gaseous body not big enough to begin the nuclear fusion process that makes stars shine.

进一步观测将会确定这是否是一颗行星，还是一颗褐矮星，即一个不够大，无法开始核聚变反应来发出光芒的气体星体。

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Data fusion technique is a very active field of processing multiple source information, and the important technique in the future intelligent weapon system.

数据融合技术是多源信息处理的一个非常活跃的研究领域，也是未来智能武器系统的重要支撑技术。

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As the old joke has it, fusion is the power of the future-and always will be.

正如一则古老的笑话说的那样，核聚变产生的能量永远只属于明天。

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But the Moon is a source of rare earth elements, as well as Helium-3, a possible future fuel for nuclear fusion reactors (if we ever actually invent them).

FORBES: Richard Branson Wants a Population on Mars. Here's How He Can Create It.