| 释义 | 
		re·gres·sion AHD[rĭ-grĕshʹən] D.J.[rɪˈgreʃən]K.K.[rɪˈgrɛʃən]n.(名词)- Reversion; retrogression.恢复;退化
 
 - Relapse to a less perfect or developed state.后退:退回到不完美或较不发达的状态
 
 - Psychology Reversion to an earlier or less mature pattern of feeling or behavior.【心理学】  回归:退回到较早的或较不成熟的感情或行为方式
 
 - Biology The return of a population to an earlier or less complex physical type in successive generations.【生物学】  退化:种群在连续几代中退回以前的或较简单的身体结构
 
 - Statistics The relationship between the mean value of a random variable and the corresponding values of one or more independent variables.【统计学】  回归:随机变量的平均值和相应的一个或多个独立变量的值之间的关系
 
 - Astronomy Retrograde motion of a celestial body.【天文学】  退行:天体的逆行的动态
 
 
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