wéizhāng jiànzhù
“违章” v. break rules and regulations(Source: 《新世纪汉英大词典》)
“建筑” n. building; structure(Source: 《新世纪汉英大词典》)
“违章建筑” n. illegal building
新闻例句
被网友称为“北京最牛空中别墅”的违章建筑引发舆论强烈关注。(Source: 海外网)
Dubbed as the “most extraordinary penthouse in Beijing”, the illegal building caught great public attention.