a structure from which water is sent up into the air by a pump, used to decorate parks and gardens/yards 人工喷泉；喷水池
a strong flow of liquid or of another substance that is forced into the air 喷泉；（液体或其他物质的）喷射，涌流
The amplifier exploded in a fountain of sparks.
放大器爆炸，喷射出火星。