predation

英 [prɪˈdeɪʃn]

美 [prɪˈdeɪʃn]

n.  (动物的)捕食，捕猎行为

复数：predations　

BNC.27521 / COCA.15336

牛津词典

noun

• （动物的）捕食，捕猎行为
  the act of an animal killing and eating other animals

英英释义

noun

• the act of preying by a predator who kills and eats the prey
• an act of plundering and pillaging and marauding
  Synonym:depredation

双语例句

• If you are attracting birds to an area, ensure the birds are not exposed to predation from cats and other domestic animals, or dangers posed by artificial hazards.
  如果你把鸟吸引出来，确定附近没有猫狗等猎食者，也没有人为的危险。
• And third, the uneven pattern of otter decline is better explained by the orca predation theory than by the pollution theory.
  第三，海獭数量变化的不均衡性恰好表明了逆戟鲸捕食理论比污染理论更合理。
• This paper reviewed the new progress in the theory and hypothesis of population regulation in small mammals, focusing on the food hypothesis, predation hypothesis and multi-factorial hypothesis.
  对小型哺乳动物种群数量周期性波动的外因调节假说进行介绍，概述了食物假说、捕食假说和复合因子假说的主要内容和研究进展。
• Also, the competitors and predators of a species often don't reach an island, but competition and predation in the deep sea can be intense.
  竞争者和动物天敌通常也不会到达这个小岛，但是深海的竞争和掠食却很猛烈。
• Rent-seeking and Poverty: Production, Protection and Predation Model with An Assumption on Heterogeneity
  寻租与贫困：基于异质性假设的生产、保护与分利模型
• Predation test shows that a mite eats on average two eggs of housefly per day and four mites consume on average one first instar fly larva per day.
  每只雌螨每天平均消耗2个蝇卵，每4只雌螨每天平均消耗1条1龄蝇类幼虫。
• The course covers productivity and biogeochemical cycles in ecosystems, trophic dynamics, community structure and stability, competition and predation, evolution and natural selection, population growth and physiological ecology.
  课程包含生态系之生产力与生物地质化学循环、营养动力学、群落结构与稳定性、竞争与捕食、演化与天择、族群成长，及生理生态学。
• Before civilisation intervened, such chronic loneliness would have been so rare ( because isolated individuals are so vulnerable to predation) that evolution would have ignored it.
  在文明到来之前，这种常态性的孤独非常罕见（因为单独的个体易被捕食），进化就把它忽略了。
• We thus conclude that the aphids have the ability to detect the presence of P.japonica and adopt initiative avoidance responses to reduce the predation risk.
  结论认为，桃蚜可以识别龟纹瓢虫的存在，并对其作出一定的躲避反应，从而降低被捕食的风险。
• Early in man's history, we literally risked our lives against predation to protect our fat stores.
  在人类发展历史的早期，我们曾拼命地冒着风险保护我们的脂肪免受其他捕食动物的掠夺。