reference cycle

• 参考周期,商业周期

reference cycle的用法和样例：

例句

1. The business cycle is a series of peaks and troughs.
   商业周期就是淡旺期交替。
2. This is the only recession since the Great Depression to wipe out all job growth from the previous business cycle.
   这次衰退抵消了上个商业周期增加的所有就业岗位，是自大萧条以来的唯一一次。