他们的行动也相当果断：撤离居民，并且用大量海水冷却反应堆，以遏制热度上升。
They have also been decisive; evacuating people and flooding reactors with seawater to contain the build-up of heat.
控制棒是在一个加压水冷却反应堆里使用的，用来改变能量的级别，也可以用来停止反应堆。
Control rods are used in a PWR typically to change the power level and also to shut down the reactor.
福岛核反应堆得工作人员正在用硼处理过的海水冷却过热的反应堆芯。
Workers at the Fukushima plant are pumping seawater, treated with boron, to try to cool the overheating reactor cores.
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