News of a 1.3-MJ-output-energy experiment at the National Ignition Facility in the United States in August has raised hopes that laser-based fusion is back on track.

中文翻译：

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融合新闻点燃乐观情绪

8 月份在美国国家点火设施进行的 1.3 兆焦输出能量实验的消息使人们希望基于激光的聚变重回正轨。