可能来自古英语cwincan,离开，扑灭，灭火。进一步词源不详。

1. Firemen tried to quench the flames raging through the building.

消防队员奋力扑救大楼中熊熊的火焰。

2. The firemen were unable to quench the fire.

消防人员无法扑灭这场大火.

3. Having a bottle of soft drink is not enough to quench my thirst.

喝一瓶汽水不够解渴.

4. He stopped to quench his thirst at a stream.

他停了下来，在小溪边饮水止渴。

5. Instead of tea or coffee, drink water to quench your thirst.

渴了喝水，别喝茶或咖啡。