crisis periodicity

• (资本主义)危机[恐慌]周期

crisis periodicity的用法和样例：

例句

1. I think economic crisis is a circle.
   我认为经济危机是一个周期。
2. The periodicity of such PSNR fluctuation in the temporal domain may seriously influence visual perception.
   这种周期的振荡会影响了观看质量。