Well, people do use high-pressure steam cleaners and then they scrape it off.

有些人会先用高压蒸汽清洁器蒸然后再刮下来。

Officials at Pike Place Market in the city of Seattle are blasting the city's famous gum wall with powerful steam cleaners getting rid of a 20 years worth of accumulated goo because they say it attracts rats.

西雅图派克市场官员正用蒸汽清洁器炸毁这个积累了20年的口香糖的著名的口香糖墙，因为有人说会招惹老鼠。