Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
大灾难
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大灾难；大祸；[化] 突变
an event resulting in great loss and misfortune
the whole city was affected by the irremediable calamity
正在加载中文释义…
an event resulting in great loss and misfortune
正在加载中文释义…
a state of extreme (usually irremediable) ruin and misfortune
正在加载中文释义…
a sudden violent change in the earth's surface
the earthquake was a disaster
lack of funds has resulted in a catastrophe for our school system
his policies were a disaster
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Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT.