/-{-{hóngdēngqū}-}-/, /hʊŋ²¹ tɐŋ⁵⁵ kʰɵy̯⁵⁵/, /horngdengchiu/, /hung4 dang1 keoi1/, /hung4 dang1 koey1/, /hung4 deng1 kêu1/, /hóngdengcyu/、/ㄏㄨㄥˊ ㄉㄥ ㄑㄩ/
城市中卖淫业集中的区域。