羅東溪 (Lô-tong-khe) (羅東溪) 時 (sî)蘭 (Lân)iâng溪 (khe)南岸 (lâm-hoāⁿ)上大 (siōng-toā)的 (ê)支流 (chi-liû)。伊的 (I-ê)溪頭 (khe-thâu)也 (iā)號做 (hō-chò)寒溪 (Hân-khe) (寒溪),壓 (ah)中游 (tiong-iû)也號做廣興溪 (Kóng-heng-khe) (廣興溪)。羅東溪流 (lâu)經過 (keng-kòe)台灣 (Tâi-oân)宜蘭縣 (Gî-lân-koān)的大同鄉 (Tāi-tông-hiong),冬山鄉 (Tang-soaⁿ-hiong),三星鄉 (Sam-seng-hiong)佮 (kap)羅東鎮 (Lô-tong-tìn)等 (téng)鄉鎮 (hiong-tìn),是 (sī)三星鄉佮冬山鄉交界 (kau-kài)的溪流 (khe-lâu)。