亲爱的同学们，你们想要沿着湄公河旅行吗？对于湄公河，你了解吗？让我们随下文一起去了解一下吧！ the mekong river is a major river in southeast asia.from its source in china's qinghai province near the border with tibet，the mekong flows southeast to the south china sea.the mekong crosses yunnan province，china，and forms the borde
