前列腺素 qiánlièxiànsù prostaglandin Origin Definitions Defs Strokes Stroke Words Sentences Sents 前列腺 qiánlièxiàn prostate prostate gland; a gland in the male reproductive system that surrounds the bladder neck and secretes fluid for semen; also known in Taiwan as 摄护腺 shèhùxiàn素 sù noun element (bound form) essential part; element; constituent; basic nature