crestfallen
🇺🇸
/ˈkrestfɔːlən/
🇬🇧
/ˈkrestfɔːlən/
Feeling sad and disappointed because something didn't go as planned or hoped.
When he didn't win the race, he looked crestfallen.
当他没有赢得比赛时,他看起来垂头丧气的。