替代作用 tìdàizuòyòng substitution (psychology) Origin Definitions Defs Strokes Stroke Words Sentences Sents 替代 tìdài verbnoun to replace to substitute for; to replace; to supersede作用 zuòyòng noun function the natural purpose or activity of something, such as a biological or chemical process; often used as a suffix to mean "-ation" or "-ing" as in 消化 xiāohuà plus this word for "digestion"