觀光巴士 (gun1 gwong1 baa1 si2) — tourist bus in Cantonesegunˉ¹觀gwongˉ¹光baaˉ¹巴siˊ²士简 观光巴士Mandarin Pinyin: guan1 guang1 ba1 shi4Meaning of 觀光巴士nountourist bus