单词 yawner 释义 yawner|jn(r)|[f. yawn v. + -er1.]1. a. One who yawns, as from drowsiness.1687Mige Gt. Fr. Dict. i, C'est un Baailleur perpetual, he is an everlasting Yawner.1818Bentham Ch. Engl. 130 To procure upon an average half a dozen voluntary yawn...