动词
中文翻译：Unknown
同义词：
['common', 'general', 'typical例句：1. The average temperature in winter is -5°C.（冬天的平均温度是-5°C。）']
例句：
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1. The average temperature in winter is -5°C.
冬天的平均温度是-5°C。
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2. The average income of the country's citizens is around 30,000 dollars a year.
该国公民的平均年收入约为3万美元。
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3. The average lifespan for humans is about 70 years.
人类的平均寿命大约为70岁。