"he fell prey to muggers" "everyone was fair game" "the target of a manhunt"
"He feeds on her insecurity"
"These mammals predate certain eggs"
Sea-anemones capture larger prey.
Hyaenas start tearing at the legs of any prey in reach.
Alert for the mountain lions that would prey upon his father's sheep.
You are obviously preying on her good nature.
Oswald is a hard-hearted cynic who preys on the weakness of others.
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)