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单词 meltdown
释义 meltdown
 /melt"down'/,  n.  
 the melting of a significant portion of a nuclear-reactor core due to inadequate cooling of the fuel elements, a condition that could lead to the escape of radiation.
 [1960-65; n. use of v. phrase melt down]
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更新时间:2025/1/25 2:34:06