熔岩流 Traditional form: 熔岩流 Pinyin (reading): róngyánliú Definitions: lava flow Characters: 熔 - mold; to fuse, to melt, to smelt 岩 - cliff; rocks; mountain 流 - to flow, to drift, to circulate; class Traditional characters: 熔 - mold; to fuse, to melt, to smelt 岩 - cliff; rocks; mountain 流 - to flow, to drift, to circulate; class