Lightness Constancy: The tendency to perceive the whiteness, grayness, or blackness of objects as constant across changing levels of illuminations.
亮度恒常性：在不断变化光照水平下，感知物体白，灰或者黑的不变的倾向。
Limbic System: The region of the brain that regulates emotional behavior, basic motivational urges, and memory, as well as major physiological functions.
边缘系统：大脑中调节情绪行为、基本动机冲动和记忆以及主要生理功能的区域。
Linguistic Relativity: The hypothesis that the structure of the language an individual speaks has an impact on the way in which that individual thinks about the world.
语言相对性：一种假设，认为一个人所说的语言的结构影响着他思考世界的方式。