runaway reaction

例句：

1. 1.The chemical runaway reaction caused the explosion.
   化学反应失控导致了爆炸。
2. 2. The firefighters were able to contain the runaway reaction and prevent further damage.
   消防员能够控制失控反应，防止进一步的损害。
3. 3.In a laboratory, the runaway reaction of a chemical could be dangerous if not controlled.
   在实验室中，如果化学物质发生失控反应，如果没有得到控制，可能会很危险。