Flies and mosquitoes are a chronic annoyance in traditional markets. Some stall owners suspend plastic bags filled with water on strings, or attach old CDs to the wall, shiny side out, to scare off bugs using reflected light.
傳統市場蚊蠅滿天飛，小販們用一條繩子綁上「水袋」，或者聰明地把廢棄光碟較亮的那一面黏在牆上，運用「光反射」原理來驅趕蒼蠅。