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泸, in its traditional form 瀘, is a phono-semantic compound. The water radical 氵 on the left indicates its connection to water, while the right side provides the pronunciation, with 卢 derived from the traditional 盧. Created specifically as a geographical name, it designates the Lu River in southwestern China and the regions or modern administrative areas like Luzhou that derived their names from it. It functions exclusively as a proper noun for this place.
Etymology Hide
