Scientists have just announced a breakthrough in nuclear fusion ignition.

科学家刚刚宣布，在核聚变点火方面取得了突破。

Achieving nuclear fusion ignition in the laboratory is difficult.

很难在实验室实现核聚变点火。

Scientists’ attempts to realize fusion ignition in the lab is regarded as one of the most significant scientific challenges ever tackled by humanity.

科学家在实验室中尝试实现核聚变点火被认为是人类应对过的最重大的科学挑战之一。

来源：同文世纪翻译，转载请注明出处！