The real Holy Grail for an interstellar mission will be breakthroughs in our ability to harness thermonuclearenergy — namely fusion.
一个星际的任务真正的圣杯将是我们在热核能利用能力上的突破——就是核聚变。
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The $3.5bn National Ignition Facility (NIF) sits in a 10-storey building covering three football fields and will harness the power of lasers to turn tiny pellets of hydrogen into thermonuclearenergy.