sell quack remedies
卖狗皮膏药 sell quack remedies; be a quack peddling dogskin plasters; palm things off on ..
Snake oil salesperson
marktschreierisch Plunder andrehen
卖狗皮膏药是一个汉字词语,比喻说得很动听,实际上在骗人,旧指江湖郎中推销名不副实的膏药。后比喻说得好听,实际上是吹牛,无补实用。