extinguishing的例句（extinguishing在句子中的用法）

• Market needs instead of the traditional fire - extinguishing agent of products. 市场需要替代传统灭火剂的产品出现.
• This is a new method of extinguishing forest fires. 这是一种扑灭森林之火的新方法.
• The two men swapped places, always extinguishing the light when they changed over. 那两名男子几次互调位置，并且每次交换时都会先灭了灯。