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N-UNCOUNT-COLL
猎物；捕食对象
A creature's prey are the creatures that it hunts and eats in order to live.
例句
Electric rays stun their prey with huge electrical discharges...
电鳐能放出强大的电流把猎物击晕。
These animals were the prey of hyenas.
这些动物是鬣狗的猎物。
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VERB
捕食；以捕猎…为生
A creature that preys on other creatures lives by catching and eating them.
例句
The effect was to disrupt the food chain, starving many animals and those that preyed on them...
其结果就是破坏食物链，使很多动物和那些以捕食它们为生的动物饿死。
The larvae prey upon small aphids.
这种幼虫以小蚜虫为食。
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N-UNCOUNT
伤害的对象；愚弄的对象；欺骗的对象
You can refer to the people who someone tries to harm or trick as their prey .
例句
Police officers lie in wait for the gangs who stalk their prey at night...
警察设伏等待那些在晚上跟踪目标伺机作案的歹徒。
This burglar thought old people are easy prey.
这个夜贼觉得老人容易下手。
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VERB
欺凌，坑害（尤指弱者）
If someone preys on other people, especially people who are unable to protect themselves, they take advantage of them or harm them in some way.
例句
Pam had never learned that there were men who preyed on young runaways...
帕姆从来不知道有人专门坑骗离家出走的年轻人。
The survey claims loan companies prey on weak families already in debt.
这项调查声称信贷公司专对那些已经负债的弱势家庭下手。
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VERB
不断困扰；折磨；使耿耿于怀
If something preys on your mind, you cannot stop thinking and worrying about it.
例句
The absence of children at Christmas preyed on Liz's mind...
利兹因为圣诞节时孩子们不在而一直心神不宁。
He had been unwise and it preyed on his conscience.
他做得不太明智，这一直让他良心不安。
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N-UNCOUNT
受影响；受折磨；受害
If someone is prey to something bad, they have a tendency to let themselves be affected by it.
例句
He was prey to a growing despair...
他被与日俱增的绝望折磨着。
You were both a prey to compulsions.
你俩都太冲动了。
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PHRASE
受…控制；成为…的牺牲品；受…的影响
To fall prey to something bad means to be taken over or affected by it.
例句
On the flight from Paris to Toulon, Mechiche fell prey to panic...
在从巴黎飞往土伦的航班上，梅希什惊慌失措。
Children in evacuation centres are falling prey to disease.
疏散中心的孩子正受到疾病的折磨。