irregular trend

例句：

1. 1. The company's growth is drivenby an irregular trend in demand.
   公司的增长是由需求不规则趋势驱动的。
2. 2. The market isshowing an irregular trend towards higher prices.
   市场正显示出向更高价格的不规则趋势。
3. 3. Theresearch suggests that the irregular trend could bea result of external factors.
   研究表明，这种不规则趋势可能是由外部因素导致的。