词典释义：
an animal that is hunted and killed by another for food
被捕食的动物；捕获物
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the kestrel is ready to pounce on unsuspecting prey .红隼准备扑向毫无戒备的猎物。
a person or thing easily injured or taken advantage of
受损害者，牺牲品
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he was easy prey for the two con men .他总是轻易上那两个骗子的当。
a person who is vulnerable to distressing emotions or beliefs
（情绪或信仰易受伤害的）脆弱的人
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the settlers become prey to nameless fears .移民受到莫名恐惧的折磨。
〈古〉 掠夺品，（《圣经》用语）战利品。
hunt and kill for food
捕食
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small birds that prey on insect pests .捕食害虫的小鸟。
take advantage of; exploit or injure
利用；剥削；伤害
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this is a mean type of theft by ruthless people preying on the elderly .这是无情之徒利用老人弱势的一种卑鄙偷窃。
cause constant trouble and distress to
折磨；损害；使痛苦；使烦恼
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the problem had begun to prey on my mind .这个问题已经开始让我心烦意乱。
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fall prey to be hunted and killed by 被…捕食small rodents fell prey to domestic cats . 小啮齿动物成为家猫的猎物 -
be vulnerable to or overcome by 受…伤害；被… 战胜
he would often fall prey to melancholy . 他常常受到忧伤的折磨
"Middle English （also denoting plunder taken in war）： the noun from Old French
