lecher
n. 好色之徒
If you describe a man as a lecher, you disapprove of him because you think he behaves towards women in a way which shows he is only interested in them sexually.
1. man with strong sexual desires
The old man uses his share to buy raw whiskey and dirty pictures, he a lecher.
那個老頭兒把自己的一份全部賣了去買純威士忌酒和下流畫片, 他是個色鬼.