feed on

US /fiːd ɑːn/
UK /fiːd ɑːn/
"feed on" picture
1.

以...為食, 吃

to eat something as food

:
Many birds feed on insects.
許多鳥類昆蟲為食
The caterpillars feed on the leaves of the plant.
毛毛蟲植物的葉子為食
2.

滋長, 助長

to grow stronger or be encouraged by something

:
His anger seemed to feed on her silence.
他的怒火似乎她的沉默而滋長
The rumors continued to feed on public anxiety.
謠言繼續助長公眾的焦慮。