vt.

1. 熄灭（火等）
   This is a new method of extinguishing forest fires.

   这是一种扑灭森林之火的新方法。

2. 使（热情、希望等）破灭；使消失
   The storm extinguished their last hope for rescue.

   风暴使他们最后的获救希望破灭了。

v.

1. put out (a fire or light).
2. put an end to.
3. cancel (a debt) by full payment.
   ▸Law  render (a right or obligation) void.