The customer complained that a slick salesperson had pressured him into an expensive warranty.

那位顧客抱怨，一名油嘴滑舌的業務員逼他買了昂貴的延長保固。

Investors were warned about slick promoters offering guaranteed returns on risky overseas funds.

投資人被警告要提防那些狡猾的推銷者，他們宣稱高風險海外基金保證獲利。

During the interview, the candidate gave slick answers but avoided every question about his references.

面試時，那位應徵者回答得很圓滑，卻迴避了所有關於推薦人的問題。