那个推销员是个十足的骗子，总是用劣质产品欺骗老人。

That salesman is a total ___sleazeball, always scamming elderly people with shoddy products.

那个家伙在派对上对女性开低级玩笑，真是个下流胚子。

That guy kept making crude jokes about women at the party—what a ___sleazeball.