add fuel to the fire
US /æd ˈfjuːl tu ðə ˈfaɪər/
UK /æd ˈfjuːl tu ðə ˈfaɪər/

1.
火上浇油, 使情况恶化
to make a bad situation worse
:
•
His angry comments only served to add fuel to the fire.
他愤怒的评论只会火上浇油。
•
Don't mention his ex-girlfriend; it will just add fuel to the fire.
别提他的前女友了;那只会火上浇油。