学个词Learn a Word 第660期 Punch line

（单词翻译）

今天我们要学的词是punch line。 Punch line, 讲笑话里最关键的一句话，相当于相声里的抖包袱。今年的美式足球超级杯得主是匹兹堡钢人队。然而，失败者亚利桑那红雀队虽败犹荣。 "The Arizona Cardinals¹ went from being a longtime punch line to playing their first Super Bowl," 以前一直是大家笑料的亚利桑那红雀队今年第一次进军超级杯。 "Disgraced politicians like former Illinois governor Blagojevich usually serve as punch lines for late-night comedy show hosts," 象伊利诺伊前州长布拉戈耶维奇这样丢脸的政客往往会成为晚间搞笑节目里的笑料。好的，今天我们学习的词是 punch line...