avalanche effect

例句：

1. 1. The avalanche effect caused the roads to become impassable.
   雪崩效应导致道路无法通行。
2. 2.The sudden drop in temperature triggered an avalanche effect.
   温度的突然下降引发了雪崩效应。
3. 3. The researcher observed that the avalanche effect could be mitigated by proper planning.
   研究人员观察到，通过适当的规划可以减轻雪崩效应。