短语词组短語Beibu -Bay region of Guangxi 廣西環北部灣地區Beibu Bay Delimitation 北部灣劃界Beibu Bay Radio 北部灣之聲Pan -Beibu Bay 泛北部灣the beibu bay 北部灣潿洲島around beibu bay area 環北部灣地區Beibu Bay Economic Zone 北部灣經濟區Beibu Bay tourism zone 環北部灣旅遊圈 返回 beibu bay