百川学海 bǎichuānxuéhǎi Bai Chuan Xue Hai Origin Definitions Defs Strokes Stroke Words Sentences Sents 百川 bǎichuān rivers a general term for many rivers; all the various waterways学海 學海 xuéhǎi sea of learning The vast and boundless domain of knowledge; the world of scholarship; learning