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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Without proper means of control, a nuclear reactor would explode.

假如没有恰当的控制手段，核反应堆就会爆炸。

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Without proper means of control, a nuclear reactor would explode.

假如没有恰当的控制手段，核反应堆就会爆炸。

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