flypaper

名词 flypaper:

1. paper that is poisoned or coated with a sticky substance to kill flies

fly.pa.per

n.（名词）
Paper coated with a sticky, sometimes poisonous substance, used to catch flies.
捕蝇纸：用于捕杀苍蝇的覆有粘稠性、有时有毒性物质的纸