宣传单可以到邮局免费领取。The leaflet is available free of charge from post offices.他站在剧场门口散发宣传单.He was standing at the door of the theater handing out leaflets.设计一份宣传单来招募潜在的志愿者.Design a flyer to recruit potential volunteers....

“宣传单”的英语可以翻译为：leaflet...