lán cāng jiāng
Lancang River, the upper course (in southwestern China) of the Mekong River 湄公河[Mei2 gong1 He2]
澜
lán
swelling water
沧
cāng
(bound form) (of water, esp. the ocean) deep blue-green
江
jiāng
(bound form) Yangtze River
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