extinction的例句大全

Forests razed can grow back, polluted air and water can be cleaned-but extinction is forever.

森林被毁了还能长出来, 空气和水被污染了还能被净化 —— 但物种一旦灭绝就意味着永远失去.

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It was a deceptively simple weapon, nothing more than a handheld stick with a protrusion or notch at one end where a dart could be set. Yet despite their simplicity, atlatl were so effective that it's even been theorized that they contributed to the extinction of the woolly mammoth they were used to hunt.

这是一个看似简单的武器，就是一个在末端具有突起或缺口（可以设置飞镖）的手持棍子，尽管其设计非常简单，但却非常有效，以至于有理论认为正因为人们用它来捕杀猛犸象，最终导致了猛犸象的灭绝。

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The extinction of key species could have cascading effects throughout the food web.

关键物种的灭绝可能通过食物链产生级联效应.

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The destruction of the AP could accelerate the extinction of the acquired CTA and decreased aversive reactions when rats were given the conditioned taste stimulus.

毁除AP使已获得的CTA消退加快，给以条件性味觉刺激时，厌恶反应减弱。

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Efforts over the past decade to save British mammals from extinction have failed to halt population declines in red squirrels, hedgehogs, harvest mice and Scottish wildcats.

过去十年间，人们为拯救英国哺乳动物使其免于灭绝的努力并未能遏制住红松鼠，刺猬，巢鼠和苏格兰野猫数量的下降。

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Moreover, extinction rules and Bravais types are derived and tabulated in order to facilitate the determination of the superspace group symmetry.

还较详尽地推导了Bravais格子和系统消光规律，并给出它们的完整的表格，以利于空间群的确定。

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Study on Regulating Operational Taps for Manual Shift Type Arc-extinction Coil in 35 kV System of Oil Field Power Network

油田35kV系统手动调匝消弧线圈的档位调节

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A Method for the Determination of the Extinction arising from Circumstellar Dust Shells

星周尘埃壳层的消光值

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Moreover, both maximal level of LTP and its complete extinction preceded those of conditioned behavior, suggesting that the LTP was learning-dependent.

且无论此LTP达最高水平还是它的完全消退均超前于条件性行为反应的水平。

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The numerical simulation indicates that, larger biasing current and smaller detuning expand the dynamic range of conversion efficiency and extinction ratio, but worsen the frequency chirp.

数值模拟表明：增大偏置电流、减小失谐量有利于扩展转换效率及消光比的动态范围，同时恶化了频率啁啾的动态范围；

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This paper studies the extinction of branching process in varying environments.

本文研究变化环境下分枝过程与灭绝有关的几个基本性质。

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The albatross-legendary protector of seafarers-is heading for extinction.

信天翁 -- 传说中航海人的守护者 -- 已经濒临灭绝了.

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Pandas can only be found in the wild in China where they are slowly emerging from the brink of extinction.

只有中国才有野生大熊猫。现在已经从灭绝的边缘慢慢繁盛起来。

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Michael Bay and the Transformers are inseparable. The 160 minutes of metal-crushing action and visual spectacle in the new Transformers: Age of Extinction is the latest evidence.

迈克尔·贝与《变形金刚》已经密不可分：《变形金刚4：绝迹重生》&这部160分钟充满金属碰撞的视觉盛宴再次证明了这一点。

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As is often the case, humans are the primary cause of extinction.

通常情况下, 人类是物种灭绝的主要原因.

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We need to protect a lot of animals from extinction.

我们需要保护大量的动物免于灭绝。

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A study of the relation between raininess, extinction of rain cloud and parameters measured by a dual linear polarization radar

降雨强度、雨区衰减与双线偏振雷达观测量关系的研究

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Based on the principle of full flow extinction, this paper excogitated a pocketable opacity smokemeter.

基于全流消光原理，本文研究开发了一种便携消光式烟度仪。

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For overcoming very low extinction coefficients resulting from parity-forbidden f-f transitions of lanthanides, a suitable light-harvesting chromophore as antenna to sensitise the NIR luminescence was often employed.

为了克服镧系金属离子中宇称禁阻的f-f跃迁导致消光系数较低的不足，人们通常使用具有强吸光能力的发色团作为天线来敏化其近红外发光。

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But before they can be assured, more efforts must be made, because the population of the crane in the wild is on the decline, and many other species appear headed toward extinction.

它们得到保护之前需要我们做更多努力，因为野生鹤的数量正在下降，许多其他物种也似乎正在走向灭绝。

高考真题- 2019 江苏 完形填空