melt down

基本解釋

The Satanists are also now trying to exaggerate fears about nuclear fall-out and nuclear melt-down in Japan.
撒旦崇拜者如今正試圖誇大對日本核擴散及核溶解的恐懼。
blog.sina.com.cn
According to Tokyo Electric Power Company said the Unit 2 near the level of radiation is on the rise, there might be some core melt-down phenomenon.
據(jù)東京電力公司透露，2號機組附近的輻射量等級正在上陞，可能是出現(xiàn)了部分堆芯熔燬現(xiàn)象。
blog.sina.com.cn
The results showed that:wax melting rate decreased and complete melt-down time grew with the increasing in well depth at each method of displacement;
結果發(fā)現(xiàn)，三種敺替方式下，隨著油井深度的增加，蠟樣的熔解速度減緩，蠟樣完全熔解時間延長；

But the snow does melt. Ice cold water travels down the mountains and forms several rivers -- the Gila River,the Green River, the Little Colorado,the San Juan, the Virgin and the Gunnison Rivers.

Given the entanglement of international debts and loans, one or two small countries actually defaulting could well create another financial melt-down similar to what followed the bankruptcy of Lehman Brothers.
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After all of the histrionics about a global financial melt-down, when you finally did what the President and his echoes in the media told you to do, risk premiums barely moved.
FORBES: House GOP, You've Been Had
But the recovery, critics say, given the depths of the worldwide economic melt-down of 2008, is far too anemic, and job growth too stunted, all because of cumbersome, growth-stifling laws and policies.
FORBES: A Message To Congress: Keep Your Hands Off The Patent Office

If there is meltdown in a nuclear reactor, the fuel rods start melting because of a failure in the system, and radiation starts to escape.
The meltdown of a company, organization, or system is its sudden and complete failure.