N-UNCOUNT (经常指价值观或生活方式有别于当今的)旧时,往昔,过去 You use yesteryear to refer to the past, often a period in the past with a set of values or a way of life that no longer exists. (经常指价值观或生活方式有别于当今的)旧时,往昔,过去 [literary]
The modern-day sex symbol has now taken the place of the old-fashioned hero of yesteryear.