单词 quacker 释义 quacker colloq.|kwk(r)|[f. quack v.2 + -er.]One that quacks; a duck. Also fig.1846Swell's Night Guide 75 Jest pipe her—she turns her ogles up like a croaking quacker (dying duck).1965New Statesman 18 June 980/2 The noisiest quackers ha...