形容词
中文翻译：正常的
同义词：
['average', 'typical', 'standard例句：1. The normal temperature for this region is around 20 degrees Celsius.（该地区的正常温度大约是20摄氏度。）']
例句：
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1. The normal temperature for this region is around 20 degrees Celsius.
该地区的正常温度大约是20摄氏度。
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2.His behavior was quite normal for his age.
他的行为对于他的年龄来说相当正常。
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3. The teacher explained the concept of normal distribution clearly.
老师清楚地解释了正态分布的概念。