Fukushima daiichi 福第一核電站 4 Reactor 4 o The spent fuel storage pool may be boiling after a fire that blew two holes in the 號應 outer building, raising the 反應堆赶火,外牆炸田 possibility that exposed rods 兩個洞·核廢料貯存池 will reach criticality 可能沸騰’增加外露燃 料棒到達安全臨界狀況况 的可能Fukushima Daiichi 福島第一核電站 ◼ try~ ◼ Reactor 4  The spent fuel storage pool may be boiling after a fire that blew two holes in the outer building, raising the possibility that exposed rods will reach criticality  四號反應堆 ◼ 反應堆起火，外牆炸出 兩個洞，核廢料貯存池 可能沸騰，增加外露燃 料棒到達安全臨界狀況 的可能