英语释义

• the reduction of the intensity of radiation as a consequence of absorption and radiation

• the act of extinguishing; causing to stop burning;

  "the extinction of the lights"

• a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus

• no longer in existence;

  "the extinction of a species"

• no longer active; extinguished;

  "the extinction of the volcano"

• complete annihilation;

  "they think a meteor cause the extinction of the dinosaurs"

片语

mass extinction[生态] 大量消亡

undulatory extinction波动消光

wildlife extinction野生动物灭绝

extinction ratio[晶体] 消光比；消减比率

Starlight Extinction星光灭绝

primary extinction初级消光

extinction coefficient[物][分化] 消光系数

oblique extinction[光] 斜消光

extinction agent灭火剂

fire extinction灭火

extinction angle消光角

extinction meter消光计

light extinction消光；消光法

arc extinction消弧，[电] 灭弧

英汉例句

• nowadays, with at least 11 kinds of shark facing extinction and many more of the 400 species either vulnerable or endangered, sharks are to some extent protected.

  由于至少11种鲨鱼面临灭绝，400种鲨鱼中的很多易遭伤害或濒于灭绝，现在鲨鱼在某种程度上是被保护的。

• it is a natural process and extinction is the fate of any animal that has specialized too far to change when its environment changes, or has to compete with a better-adapted and more powerful animal.

  这是一个自然过程，任何一种过于特化而不能随环境改变而改变的动物，或者任何一种与适应性更强、更厉害的动物来竞争的动物，灭绝都是其必然的命运。

• all the species follow different extinction patterns. it brings climate change and the implications of habitat fragmentation to the fore again.

  所有的物种灭绝的模式都不同。但它却将矛头重新指向了气候变化和生存环境的破坏。

• following its recommendations, almost all rich countries adopted a definition of death based on the extinction of activity in the brain, rather than in the heart or any other organ.

  根据它的建议，几乎所有的富裕国家都接受了将死亡定义为大脑活动的消失，而非心脏或者其他器官活动的停止。

• there is no natural foresight, no mechanism for warning that present selfish gains are leading to species extinction - and indeed, 99 per cent of all species that have ever lived are extinct.

  没有自然的深谋远虑，没有什么机制会警告当前的自私收益将导致物种灭绝——事实上，99%曾经存在的物种现在都已经灭绝了。

• not that they face imminent extinction — it’s a fate much worse than that.

  并不是说他们即将面临灭绝——而是一个更糟糕的宿命。

• a mass extinction of certain fish and coral species could happen sooner than scientists previously thought.

  某些鱼类和珊瑚的大量灭绝可能比科学家此前预测的发生的更早。

• once forest cover does start increasing, the rate of extinction should dwindle.

  一旦森林覆盖开始增加，灭绝的速度应该变小。

• it is all of a piece—death, the dissolution of our people, the extinction of our species.

  个人的死亡、我们人民的消亡、我们种族的灭绝，这些在本质上都同是一种恐惧。

• a new study shows the apparent mass extinction was due instead to a combination of climate change, habitat loss as well as human impact.

  一项新的研究表明，动物的大规模灭绝是由气候变化、栖息地的丧失以及人类的影响共同造成的结果。

• many species are in peril of extinction because of our destruction of their natural habitat.

  许多物种由于我们破坏了它们的自然环境，现在正面临灭绝的危险。

• its thorough failure reminds us that crisis may mean the extinction of the organization itself. its cost could not be tested by cost-benefit formulas.

  它们以自己彻底失败的表现提醒我们危机暗含组织灭绝的成本，它不是可以用成本收益公式来验算的。

相似词

death(Death)人名；(英)迪阿思

destruction破坏，毁灭；摧毁