形容词
中文翻译：平均的
同义词：
['common', 'general', 'ordinary例句：1. The average temperature in this region is around 20 degrees Celsius.（该地区的平均气温约为20摄氏度。）']
例句：
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1. The average temperature in this region is around 20 degrees Celsius.
该地区的平均气温约为20摄氏度。
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2.The average income of a teacher is around $50,000 per year.
教师的平均年收入约为5万美元。
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3.The average lifespan of a human being is about 75 years.
人类的平均寿命大约为75岁。