be like a bear with a sore head
US /biː laɪk ə ber wɪð ə sɔr hɛd/
UK /biː laɪk ə ber wɪð ə sɔr hɛd/

1.
脾气很坏, 非常暴躁
to be in a very bad temper
:
•
Don't bother him today; he's like a bear with a sore head.
今天别惹他;他脾气很坏。
•
After losing the game, the coach was like a bear with a sore head.
输掉比赛后,教练脾气很暴躁。