extinction

音標發(fā)音

• 英式音標 [?k?st??k?n?k'st??(k)?(?)n; ek-]
• 美式音標 [?k?st??k.??n]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n. 滅絕；消失；消滅；廢止

詞根記憶

• 來自extinct(v.使熄滅)

同根派生

• adj性質(zhì)的同根詞

  extinct：滅絕的，絕種的；熄滅的。

• n性質(zhì)的同根詞

  extinguisher：滅火器；消滅者；熄滅者。

• vt性質(zhì)的同根詞

  extinct：使熄滅。

• extinction相關詞

英漢例句

• 30 percent of reptiles, birds, and fish are currently threatened with extinction.
  目前，30%的爬行動物、鳥類和魚類面臨滅絕的危險。
• The centuries-old ritual seems headed for extinction.
  延續(xù)了幾個世紀的儀式似乎要面臨消亡。
• The animals were ruthlessly hunted to the verge of extinction.
  這些動物由于遭到無情的捕獵而瀕于滅絕.
• 30 percent of reptiles, birds, and fish are currently threatened with extinction.
  目前，30%的爬行動物、鳥類和魚類面臨滅絕的危險。
• An operation is beginning to try to save a species of crocodile from extinction.
  一項努力拯救一個鱷魚物種、使其免于滅絕的行動已經(jīng)開始。

• extinction更多例句

詞組短語

短語

• extinction ratio 消光比；消減比率
• Starlight Extinction 星光滅絕;星光滅盡;穆;一克斯迪克兄
• mass extinction 大量消亡
• oblique extinction 斜消光
• wildlife extinction 野生動物滅絕;動物滅絕

• extinction更多詞組

英英字典

劍橋英英字典

• a situation in which something no longer exists

柯林斯英英字典

• The extinction of a species of animal or plant is the death of all its remaining living members.
• If someone refers to the extinction of a way of life or type of activity, they mean that the way of life or activity stops existing.

• extinction劍橋字典
• extinction柯林斯字典

專業(yè)釋義

電子、通信與自動控制技術

• 熄火

化學

• 消光

  Results of experiments have testified that smoke generated by some formulas has improved the effect of extinction in infrared waves.
  實驗結果表明，該文設計的某些配方在中、遠紅外波段消光效果明顯。

• 吸光度
• 吸收度

生物學

• 滅絕
• 絕滅

  By using the limit theory and extension method,this paper studies the persistence and the extinction of a two-dimensional predator-prey Lotka-Volterra model in finite time.
  利用極限理論與延拓方法,研究了捕食-被捕食二維Lotka-Volterra模型在有限時間內(nèi)的持續(xù)生存與絕滅問題,即β持續(xù)生存與β絕滅問題。

• 絕種
• 消光
• 消失
• 絕跡
• 消光;熄滅
• 消滅;消退

物理學

• 消光

機械工程

• 消光

  The paper relates to the extinction properties of red phosphorus mixtures - combustion smoke in the infrared spectrum .
  本文研究赤磷混合物燃燒生成固液粒子混合煙霧的紅外消光性能。

• 熄火

數(shù)學

• 滅絕

  In chapter 4, the effects of impulses on the persistence and extinction of predator-prey systems are studied thoroughly.
  第四章我們建立并系統(tǒng)地分析了脈沖效應對捕食系統(tǒng)持久性和滅絕性的影響。

• 絕滅

  By using the limit theory and extension method,this paper studies the persistence and the extinction of a two-dimensional predator-prey Lotka-Volterra model in finite time.
  利用極限理論與延拓方法,研究了捕食-被捕食二維Lotka-Volterra模型在有限時間內(nèi)的持續(xù)生存與絕滅問題,即β持續(xù)生存與β絕滅問題。

  法學

• (權利等的)廢除，取消；(債務等的)償清

環(huán)境科學技術

• 滅絕

  Sandstorms is a kind of calamity weather interacted by both winds and sands, it’s formation is closely concerned with many factors,including the global greenhouse effects, forest decreased quickly,vegetation destroyed,species extinction and abnormal climate.
  沙塵暴是一種風與沙相互作用的災害性天氣,它的形成與地球溫室效應、厄爾尼諾現(xiàn)象、森林銳減、植被破壞、物種滅絕、氣候異常等因素有著不可分割的關系。

• 消亡

能源科學技術

• 熄火

  The low concentration and long switch-time will lead too much heat lost and extinction ultimately.
  濃度過低引起系統(tǒng)反應放熱過少或者換向周期過長導致過多熱量移出反應器都有可能發(fā)生“熄火”現(xiàn)象。

  心理學

• 消退

地球科學

• 消光
• 絕滅
• 滅絕

天文學

• 消光