用啥药水可以洗？

[skyeye]

地上是那种像地砖一样的纸（九是那种commercial 用的地），很脏，在那里可以买到特殊的药水洗？

 

[anyone8chatroom]

MAYBE IT IS TOO OLD. BEST WAY TO DO IS TO REPLACE IT WITH NEW ONE, THEY ARE NOT TOO EXPENSIVE