a speech that somebody has used many times that is intended to persuade you to believe something or buy something 油嘴滑舌的游说;一长串招徕生意的套话 The salesman went into a long spiel about the merits of the new design. 推销员滔滔不绝地谈论新设计的优点。
Word Originlate 19th cent.: from German Spiel ‘a game’.