/-{-{gāoyuán}-}-/, /kou̯⁵⁵ jyːn²¹/, /ko²⁴ ŋi̯an¹¹/, /ko²⁴ ŋi̯en¹¹/, /ko⁴⁴⁻²² ɡu̯an²⁴/, /ko⁴⁴⁻²² ɡu̯an¹³/, /ko⁴⁴⁻³³ ɡu̯an²⁴/, /kɔ³³ ɡu̯an²⁴/, /kɤ⁴⁴⁻³³ ɡu̯an²³/, /gaoyuán/, /gauyuan/, /gou1 jyn4/, /gou1 jyun4/, /gou1 yun4/, /goˊ ngianˇ/, /goˊ ngienˇ/、/ㄍㄠ ㄩㄢˊ/
(地理學) 海拔較高、地勢比較平坦的遼闊地區