这个地区的气候变化呈现出伪周期性，降雨量每年都略有不同。

The climate change in this region shows a ___pseudo-cyclical pattern, with rainfall varying slightly each year.

股市的波动看似周期性的，但实际上只是伪循环的，没有固定规律。

The market fluctuations appeared regular, but they were actually ___pseudo-cyclical with no fixed pattern.