hair shirt

剑桥词典

a shirt made of cloth containing hair that feels unpleasant on the skin and was worn in the past by people who wanted to punish themselves for religious reasons
刚毛衬衣（由毛发制成的衬衣，穿着很不舒服，在过去曾被人穿在身上作为因宗教理由对自己的惩罚） 返回 hair shirt