英语词汇catastrophic event是什么意思，catastrophic event的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	catastrophic event
释义	catastrophic event　灾变性事件
随便看	official debts official decision official declaration official declaration official deed official devaluation official development assistance official discount rate official document official document official document official emissary official emoluments official exchange official exchange official exchange official exchange market official exchange rate official exchange rate nothing to make a song about nothing to make a song about nothing to sneeze at nothing to sneeze at nothing to speak of nothing to speak of

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