A "full meltdown" has a more generally accepted definition than, say, a "partial meltdown."

相比“局部熔化”，“全熔化”是一个更易于接受的定义。

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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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The levels were not unsafe, but may have provided more evidence that a partial meltdown had occurred in at least one reactor.

级别处于安全，但是，这一证据说明至少一个反应堆发生了局部熔化。

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The Unit 2 reactor has been shut down since a partial meltdown in 1979.

CNN: Pump triggers Three Mile Island reactor shutdown, NRC says

The partial meltdown in bank stocks yesterday was a surprise and a warning.

FORBES: Banks Are To Be Made Too Big To Not Fail--Maybe

The Japanese government said Monday that the fuel rods in one reactor have fused together in a partial meltdown.

WSJ: Uranium Firms Take Hit After Earthquake