白云苍狗 báiyúncānggǒu unpredictable changeability Origin Definitions Defs Strokes Stroke Words Sentences Sents 白云 白雲 báiyún noun white cloud 苍狗 蒼狗 cānggǒu shifting world (bound form) refers to the unpredictable changeability of human affairs or a bad omen, usually used in the phrase 白云苍狗 báiyúncānggǒu