诗词屋>英语词典>extinction翻译和用法

extinction

英 [ɪkˈstɪŋkʃn]

美 [ɪkˈstɪŋkʃn]

n.  (植物、动物、生活方式等的)灭绝,绝种,消亡

复数:extinctions 

CET6TOEFLGREIELTSTEM8化学

BNC.7889 / COCA.6977

牛津词典

    noun

    • (植物、动物、生活方式等的)灭绝,绝种,消亡
      a situation in which a plant, an animal, a way of life, etc. stops existing
      1. a tribe threatened with extinction/in danger of extinction
        面临消亡威胁 / 有消亡危险的部落
      2. The mountain gorilla is on the verge of extinction .
        居住在山区的大猩猩已濒临灭绝。

    柯林斯词典

    • N-UNCOUNT (物种的)灭绝
      Theextinctionof a species of animal or plant is the death of all its remaining living members.
      1. An operation is beginning to try to save a species of crocodile from extinction...
        一项努力拯救一个鳄鱼物种、使其免于灭绝的行动已经开始。
      2. Many species have been shot to the verge of extinction.
        很多物种已经被猎杀到灭绝的边缘。
    • N-UNCOUNT 消亡;消灭;不复存在
      If someone refers to theextinctionof a way of life or type of activity, they mean that the way of life or activity stops existing.
      1. The loggers say their jobs are faced with extinction because of declining timber sales.
        伐木工人说由于木材销量下降,他们的工作恐不复存在。

    英英释义

    noun

    • the act of extinguishing
      1. the extinction of the lights
      Synonym:extinguishingquenching
    • a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
        Synonym:experimental extinction
      1. complete annihilation
        1. they think a meteor cause the extinction of the dinosaurs
        Synonym:extermination
      2. the reduction of the intensity of radiation as a consequence of absorption and radiation
        1. no longer in existence
          1. the extinction of a species
          Synonym:defunctness
        2. no longer active
          1. the extinction of the volcano

        双语例句

        • I have help getting protection now, because I was near extinction.
          现在我受到了保护,因为我正濒临灭绝。
        • Current extinction rate projections may be overestimating the role of habitat loss on species, a study suggest.
          一项研究显示,现有物种灭绝速率预测可能高估了栖息地缺失对物种的影响。
        • Changes in land use may result in loss of habitat and extinction of species.
          在土地使用的变化可能导致生境和物种灭绝的损失。
        • Hundreds of tree species face extinction
          许许多多树种濒临灭绝。
        • His movie of the extinction of dinosaurs was a great success.
          他的关于恐龙灭绝的电影取得了巨大的成功。
        • In this paper, a technology on generation of ultrashort pulse with high extinction ratio is studied.
          实验研究了一种高消光比短脉冲的产生技术。
        • This is the largest extinction known.
          这是最大的绝种已知。
        • The mass extinction is the greatest environmental threat that human is facing.
          物种大灭绝和不可恢复性是人类面临的最大环境威胁。
        • This species was doomed to extinction.
          这一种类注定要灭绝。
        • This species of animal is on the verge of extinction.
          这种动物已几近灭绝。