During that period it became clear that a partial meltdown had taken place in at least one of the six reactors.

在此期间才清楚，六个反应堆里至少有一个发生了部分的熔毁现象。

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However, so far it seems more likely to resemble the Three Mile Island (TMI) accident in Pennsylvania in 1979 which, like Fukushima, lost coolant and had a partial meltdown.

但是，目前为止和福岛核事故最相像的是1979年发生在美国宾夕法尼亚州的三里岛事故，那次事故也是冷却出现了问题导致了核反应堆差点儿融化。

youdao

However, so far it seems more likely to resemble the Three Mile Island (TMI) accident in Pennsylvania in 1979 which, like Fukushima, lost coolant and had a partial meltdown.

但是，目前为止和福岛核事故最相像的是1979年发生在美国宾夕法尼亚州的三里岛事故，那次事故也是冷却出现了问题导致了核反应堆差点儿融化。

youdao