The energy released by the nuclear reaction is transformed into heat.

核反应中释放出来的能被转变为热。

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In order to control the nuclear chain reaction, the reactor operators use control rods.

为了控制原子能的连锁反应，反应器的操作人员用到了控制棒。

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That programme was about “weaponisation”: the fiddly business of making a device that can set off a chain reaction in nuclear fuel.

该计划致力于武器化：虽然制造在核原料中引发链式反应的设备是一件高精细度的工作。

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Even if a nuclear explosion took place and everything on earth got atomized and destroyed, through some bizzare science fiction chain reaction. They always do in the movies.

即使发生核爆炸,像某些离奇科幻小说里描述的，的连锁反应那样，一切都毁灭了,电影里经常可以看到的场面。

耶鲁公开课 - 死亡课程节选

The company noted that European coal generation increased 13% in June over the last 12 months as a result of nuclear cutbacks, a knee-jerk reaction to nuclear power given the crisis at the Fukushima Daiichi plant in Japan, and higher gas prices, further feeding demand for coal.

FORBES: Peabody Loves The Coal Demand 'Supercycle': Q2 Profit Up 38%

Fear and risk aversion rule the short term reaction to nuclear melt down in Japan, the 3rd largest economy in the world.

FORBES: Think of Japan As A Negative Demand Shock

Uranium 235 is the key material in starting a nuclear reaction, and its acquisition is the main problem facing states which want to go nuclear.

BBC: Nuclear threat casts global shadow