日本柳莺 rìběnliǔyīng Japanese leaf warbler Definitions Defs Origin Strokes Stroke Words Sentences Sents 日本 rìběn proper noun Japan Japan; island nation in East Asia柳莺 柳鶯 liǔyīng willow warbler leaf warbler; small bird of the genus Phylloscopus, typically greenish or brownish in color and found in forests and shrubs feeding on insects