プログレッシブ和英中辞典(第３版)の解説
くやしがる【悔しがる】
be chagrined ((at, by)); be vexed [galled]((at; that))
- 試合に負けて悔しがった
We were chagrined at losing the game. - 彼はじだんだ踏んで悔しがった
He stamped his foot in vexation [frustration].