人生是繁荣时期与不景气，开心时刻与伤心时刻的混合体。
Life is a mixture of good times and bad times, happy moments and unhappy moments.
景气循环二分为景气繁荣与景气衰退时期；公司特性则分为新经济公司与旧经济公司。
The economic cycle is dichotomized as expansion and recession periods while the companies are categorized as new economy firms and old economy firms.
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