查询词典 extinction

And global stability of boundary equilibrium, which implies the extinction of the predator population, is studied by the limit system theory and Dulac criterion.

所得结论适用于具有Holling type-Ⅱ、Ⅲ和Rosenzweig功能反应函数的捕食模型，最后通过数值模拟来验证所得结论。

As these territories spread, it encroached on the habitats of endangered wildlife, resulting in the extinction of millions of Duro's indigenous animals.

这些不断扩建的厂区侵犯了濒危野生动物的生存空间，导致了杜罗星数百万特有动物的灭绝。

Today Eilat's corals are facing extinction and the colorful translucent fish are disappearing because of what environmentalists say is a lucrative fish-farm industry in the region's waters.

然而如今，埃拉特的珊瑚群正濒临灭绝，色彩繁多、晶莹剔透的鱼儿也正在消失，环境保护主义者认为这是由于该海域有利可图的养鱼业造成的。

The main parts of the thesis include:(1) Oxidative characteristics of new electrodeless discharge lamp: The microwave power output, spectrum of MWL, extinction of lights in dye solution and production of hydroxyl radical and ozone (O3) are studied in detail.

实验主要内容如下：(1)微波无极紫外灯的光氧化性能：考察了微波最大利用率、光源的发射光谱、光线在水中的衰减、产生·OH和O3的规律。

Graves points out how myths of origin and eventual extinction vary according to the climate and that one finds a warm celestial afterworld in the north or a fresh flowered Elysian Field in Greece.

点出神话的起源和最终灭绝根据不同的气候，一看一温暖天体死后在北方还是新鲜开花天堂场在希腊。

It indicates that the extinction capability and concentration of bubble solvent can seriously influence the light absorption in some wavebands, bubbles can change the direction of light propagation and reduce the energy density, the transmission intensity and light energy decrease rapidly with the increase of times that the light passes through the bubbles, and bubbles′ floating nature can cause the uncertainty in the emergent ray direction and energy distribution.

结果显示：泡沫溶液的溶质/溶剂的消光能力、浓度等对特定波段光波的吸收产生关键影响；泡沫通过改变光线的传播方向，大大分散出射光线的能量密度；随着光线穿过泡沫液膜界面的次数增多，透射光强迅速衰减，透射能量迅速下降；其漂浮运动还将导致出射光线方向和能量密度分布的不确定性。

Owing to the image of China from the late Qing dynasty which was passively transformed from "Empery" to "Nation-state", and the consequence of which gave birth to the consciousness of "Enlightenment" and "saving the nation from extinction", we abandoned the traditional circulative theory of history, but accepted the western linear time theory, so the occurrence of the concept of Modern Literature is based on the traditional-modern time imagination and China-western spatial imagination.

中国现代文学观念的发生并不是一个单纯的文学事件，由于晚清以来"中国"形象发生了从"帝国"向"民族国家"的被动转化，这种"空间"认识的变化以及由此产生的启蒙和救亡意识，最终使我们抛弃了传统的循环论而接受了西方的线性时间观。

Deforestation and encroachment by humans were the other major causes for its extinction from the wild.

森林砍伐和人类侵占了其他主要的原因是其从野外灭绝的危险。

We must take effective measures to protect endangered species from extinction.

我们必须采取有效措施来保护濒临绝种的动物，使之免於灭绝。。

Today, alien invasion is second only to habitat loss as a cause of species endangerment and extinction.

目前的研究已经证明，仅次于生境的丧失，外来种的生物入侵已成为导致物种濒危和灭绝的第二位原因。

I go to school at night.

我是上上学。

Clear Tip Nasal Aspirator: A soft time and gentle suction action makes removing excess mucus easy.

鼻吸明确提示：一个柔软的时间和温柔吸力行动使消除过剩的粘液容易。