名词中文翻译
中文翻译：频率
同义词：
['rate', 'recurrence']
例句：
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1.The frequency of earthquakes in this region is relatively high.
这个地区的地震频率相对较高。
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2.The frequency of occurrence of the disease is low.
这种病的发生率很低。
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3. The frequency of traffic accidents has been decreasing over the past decade.
过去十年里，交通事故的频率一直在下降。