feed off

US /fiːd ɔːf/
UK /fiːd ɔːf/
"feed off" picture
1.

以...為食, 吃

to eat something as food

:
The birds feed off the berries in the garden.
鳥兒花園裡的漿果為食
Many insects feed off decaying organic matter.
許多昆蟲腐爛的有機物為食
2.

從...中獲得力量, 利用

to grow stronger or be encouraged by something

:
The comedian seemed to feed off the audience's energy.
這位喜劇演員似乎觀眾的熱情中獲得力量
Some people feed off drama and conflict.
有些人戲劇和衝突中獲得滿足