feed on
phrasal verbfeed on/off something
- (of an animal) to eat something
以…为食 - Butterflies feed on the flowers of garden plants.
蝴蝶以园林中草木的花为食。 - The seals feed mainly on fish and squid.
海豹主要以鱼和鱿鱼为食。
- Butterflies feed on the flowers of garden plants.
- (often disapproving) to become stronger because of something else
因…而壮大；从…中得到滋养 - Racism feeds on fear.
恐惧心理会助长种族主义。 - He feeds off the work and reputation of others.
他以他人的工作和声誉为生。
- Racism feeds on fear.