decline phase

• 衰退期

decline phase的用法和样例：

例句

1. Consumer use of a fashion product follows a cycle, but the use cycle begins after the buying cycle and endures beyond the buying cycle's decline and obsolescence stages.
   服装消费者穿着周期与购买周期类似，穿着周期始于购买周期之后，穿着衰退期与消亡期也超过购买期。