Proponents of generating clean energy from nuclear fusion, the reaction that powers the Sun, have had to live for decades with the taunt that a commercial fusion plant always seems to lie 30 years in the future. But the chances that the timescale might become considerably shorter rose with the official announcement on Tuesday that, for the first time, the energy output from an experimental reactor had exceeded the input.
數十年來，支持通過核聚變（為太陽提供能量的反應）產生清潔能源的人不得不一直忍受嘲笑：商業核聚變發電廠距離實現似乎永遠還差30年。但這個時間表有可能會大幅縮短，原因是美國一個國家實驗室日前正式宣布，一個實驗性核聚變反應堆的能量輸出首次超過了能量輸入。
您已閱讀11%（548字），剩余89%（4432字）包含更多重要信息，訂閱以繼續探索完整內容，并享受更多專屬服務。