Size Constancy: The ability to perceive the true size of an object despite variations in the size of its retinal image.
大小恒常性：在视网膜图像大小不同的情况下仍能感知物体真实大小的能力。
Sleep Apnea: A sleep disorder of the upper respiratory system that causes the person to stop breathing while asleep.
睡眠呼吸暂停：一种上呼吸道系统的睡眠障碍，导致人在睡觉时停止呼吸。
Sleep Terrors: Episodes in which sleepers wake up suddenly in an extreme state of arousal and panic.
睡眠恐惧：睡眠者在一种极端的觉醒和恐慌状态下突然醒来。
Social Categorization: The process by which people organize the social environment by categorizing themselves and others into groups.
社会分类：人们通过将自己和他人归类为群体来组织社会环境的过程。
