便 biànpián HSK2 convenience Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: excrete All meanings 29 biàn 28 then 25convenient 1excrete 1informal 1pián 1 nimble 1 1 sentence for 便 (biàn — excrete) 医生要求他留下尿便样本。 yīshēng yāoqiú tā liúxià niào biàn yàngběn. The doctor asked him to provide urine and stool samples. Source: Dong Chinese Dictionary