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extinction是什么意思？

extinction

英[ɪkˈstɪŋkʃn] 美[ɪkˈstɪŋkʃn]
例句
查看更多关于 “extinction” 的例句
同义词
英语四级真题
  • The wallet is heading for extinction.
    出自-2015年12月阅读原文
英语六级真题
  • The researchers asked fifth graders and college students to create a recovery plan to protect bald eagles from extinction.
    出自-2015年12月阅读原文
  • From the standpoint of a traditional educator, this outcome indicated that schooling had failed to help students think about ecosystems and extinction, major scientific ideas.
    出自-2015年12月阅读原文
  • 1 million breeding pairs - will be forced to relocate their breeding grounds, or face extinction by 2100.
    2019年12月六级真题（第三套）阅读 Section C
  • It has brought English into homes and pushed out traditional storytelling and family time together, accelerating the extinction of native languages.
    2016年6月六级真题（第一套）听力 Section B
  • rising temperatures and overfishing in the pristine waters around the Antarctic could see king penguin populations pushed to the brink of extinction by the end of the century, according to a new study.
    2019年12月六级真题（第三套）阅读 Section C
  • This is the story of wildlife conservation in the age of mass extinction.
    2018年12月六级真题（第三套）阅读 Section A
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. no longer in existence;
    "the extinction of a species"
    2. no longer active; extinguished;
    "the extinction of the volcano"
    3. the reduction of the intensity of radiation as a consequence of absorption and radiation
    4. complete annihilation;
    "they think a meteor cause the extinction of the dinosaurs"
    5. a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
    6. the act of extinguishing; causing to stop burning;
    "the extinction of the lights"
行业词典
  • 体育： 消灭；消退；
    动物学： 灭绝；
    化工： 熄灭；
    医学： 消退：在心理学中，指条件反应因未强化而消失；亦指趋于消失的过程；
    地质学： 消光；
    天文学： 消光；天体辐射受到中介宇宙尘和地球大气的吸收与散射而造成的强度的减弱和颜色的变化。；
    昆虫学： 绝灭；絕滅；
    物理学： 消光；
    生态学： 灭绝；当一个物种的最后一个个体死亡后，称该物种灭绝。；
    生物学： 绝灭；
    电子学： 熄火；
    航天： 消光；
    遗传学： 灭绝；又称“绝灭”。一种特定的生物或一群发生全球性的死亡和消失的现象。；