But the temperature in the first reactor rose to 323 degrees centigrade on Tuesday March 29th, which was not a good sign.

但在3月29日星期二，一号核反应堆温度升至323摄氏度，这却不是什么好兆头。

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This is the first demonstration of doing the full shebang, running it under (light) photons in a reactor.

这是第一个光照下工作并且在一个反应器中完成所有过程的示例。

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Wednesday also saw reactor 3 of the Tomari nuclear plant in Hokkaido become the first of Japan's nuclear installations since the disaster to resume full commercial operation.

星期三，在日本北海道岛的町泊核电站3号核反应机组，成为灾难发生以来，日本第一个恢复全商业运作的核能设备。

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Tuesday's explosion at the No. 2 reactor in the Fukushima complex, 150 miles north of Tokyo, for the first time raised the possibility that the key containment structure of the unit, which protects the reactor vessel and keeps dangerous radioactive materials from leaking out, had been damaged.

WSJ: Japan's Nuclear Crisis Escalates

The building of the two reactors will be staggered with the first reactor expected to be operational in about eight years' time (2021).

BBC: New nuclear power plant at Hinkley Point C is approved

This air strike is the first time that Israel is believed to have hit a target in Syria since its 2007 raid on a suspected nuclear reactor - a mission that neither the Israelis nor the Syrians have ever confirmed.

BBC: Analysis: Strike adds complexity to tense region