This is a step short of the lab's stated goal of "ignition", where nuclear fusion generates as much energy as the lasers supply.

这距离实验室“点火”的既定目标还差一步之遥，“点火”也就是当达到核聚变产生与激光器的能量供应一样多的能量的时候。

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He had told a friend, "You come to realize that life is short, and you have to step up.

VOA: special.2010.02.07

While Washington praised Mr.Netanyahu's gesture as a step forward, US Middle East envoy George Mitchell acknowledged the plan falls short.

VOA: standard.2009.11.26

An official investigation is one step short of being charged.

BBC: Chirac attacker 'mentally fit' for trial

Thatcher's ceremony was one step short of a state funeral, which is usually reserved for the monarch but was provided for Winston Churchill, Britain's prime minister during World War II.

WSJ: Global Figures to Pay Respects at Funeral for Margaret Thatcher in London

Thatcher's funeral is one step short of a state funeral, which is usually reserved for the monarch but was provided for Winston Churchill, Britain's prime minister during World War II.

WSJ: Global Figures to Pay Respects at Funeral for Margaret Thatcher in London