Chlorex wiper

or

"Usually a half of cup of borax to one quart of water should do the trick. You may also try mixing borax, vinegar, and water for stubborn mold infested areas. The ratio for this is typically a half cup of vinegar, one quarter cup borax, mixed with 1 quart of water." - from Google 亲测有效

酒精也行，试过，老房子容易长

谢谢楼上热心jm的分享，这些方法都可以直接喷墙吗？我用wipe使劲擦，结果把墙皮给擦掉了

谢谢你的回复。