meltdown是什么意思？

meltdown

英[ˈmeltdaʊn] 美[ˈmɛltˌdaʊn]

• n. 彻底垮台；

复数：meltdowns;

例句

• A meltdown at the reactor had only just been avoided. 险些发生核反应堆熔毀事故.
• meltdown on the New York Stock Exchange 纽约证券市场的崩溃
• Urgent talks are going on to prevent the market going into financial meltdown during the summer. 正在进行紧急会谈，以防止市场在夏季出现金融危机。
• Emergency cooling systems could fail and a reactor meltdown could occur. 紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。

英语四级真题

Today, given the job losses of the past year, fewer unhappy couples will risk starting separate households, Furthermore, the housing market meltdown will make it more difficult for them to finance their separations by selling their homes.
出自-2012年6月阅读原文

柯林斯高阶英汉双解学习词典释义

• N-VAR
  (核反应堆的)堆芯熔毁
  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.
  例句
  Emergency cooling systems could fail and a reactor meltdown could occur. 紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。
• N-UNCOUNT
  (公司、机构或系统的)崩溃，彻底失败
  The meltdown of a company, organization, or system is its sudden and complete failure.
  例句
  Urgent talks are going on to prevent the market going into financial meltdown during the summer. 正在进行紧急会谈，以防止市场在夏季出现金融危机。

英英词典释义

• Noun
  1. severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping
  2. a disaster comparable to a nuclear meltdown;
  "there is little likelihood of a meltdown comparable to the American banking collapse in March 1933"