It was extinction by dilution, and to the ornithologists it was just as tragic as the more dramatic demise of the passenger pigeon or the carolina parakeet

对鸟类学家来说,这和北美候鸽或卡罗来纳长尾小鹦鹉大批大批地死亡同样悲惨。

属类：综合句库--

Deforestation can lead to erosion, drought, loss of biodiversity through extinction of plant and animal species, and increased atmospheric carbon dioxide.

伐林会导致侵蚀、干旱,所造成的动植物物种灭绝会让生物多样性流失,此外还使得大气中二氧化碳含量增加。

属类：行业术语-环境-

The molecular extinction coefficient is equal to the ratio of the log of the intensity of the incident and emergent light

分子的消光系数等于入射光和透射光强度对数的比。

属类：综合句库--

Based on that assessment, the UN says all the factors which have led to the extinction of species in recent decades continue to operate with "everincreasing intensity".

根据这项估计,联合国说。近几十年来导致物种灭绝的所有因素继续不断的在进行,而且“程度日益加剧”。

属类：社会文化-新闻报道-BBC新闻

Fibre optic interconnecting devices and passive components-Basic test and measurement procedures-Examinations and measurements-Extinction ratio of a polarization maintaining (pm)fibre pigtailed

光纤互联装置和无源部件.基本试验和测量步骤.检验和测量.极化维持(PM)纤维软导线连接器的消光比

属类：行业标准名称-国际标准-BS EN 61300-3-40-1998

(Fibre optic interconnecting devices and passive components-Basic test and measurement procedures-Part 3-40: Examinations and measurements; Extinction ratio of a polarization maintaining (pm)fibre pigtailed connector (IEC 61300-3-40:1998); German ver

光纤互联装置和无源件.基本试验和测量方法.第3-40部分:检验和测量.带极化保持(PM)纤维引线的连接器的衰减

属类：行业标准名称-国际标准-DIN EN 61300-3-40-1998

Fibre optic communication subsystem basic test procedures-Test procedures for digital systems-Optical eye pattern, waveform, and extinction ratio

光纤通信子系统基本试验程序.数字系统试验程序.光学直视模型、波形和衰减比率

属类：行业标准名称-国际标准-BS EN 61280-2-2-1999

A gregarious anthropoid ape(Pan troglodytes)of tropical Africa,having long dark hair and somewhat arboreal habits and exhibiting humanlike behavior and a high degree of intelligence.It is now considered vulnerable to extinction in the wild.

黑猩猩产于非洲热带地区的一种长有长长的黑毛群居类人猿(黑猩猩),有一些栖于树上的生活习惯且表现出与人类相似的行为以及高等的智力,现在被认为在荒野里很可能灭绝

属类：综合句库--

Late Devonian Benthic Ostracodes at the Xikuangshan Section of Hunan and Their Mass Extinction

湖南锡矿山剖面晚泥盆世底栖介形类及其大灭绝

属类：行业术语-中文论文标题-

Your memoirs will draw to an end, Watson, upon the day that I crown my career by the capture or extinction of the most dangerous and capable criminal in Europe

华生,有一天,当我把那位欧洲最危险而又最有能耐的罪犯捕获或消灭的时候,我的侦探生涯也就告终了,而你的回忆录也可以收尾了。

属类：综合句库--

The extinction of a fire,a political movement,youthful hopes

火的熄灭、政治运动的平息、青年人希望的幻灭.

属类：综合句库-典型例句-

Fire protection; vocabulary; part 4: fire extinction equipment

火灾防护措施.词汇.第4部分:灭火设备

属类：行业标准名称-国际标准-ISO 8421-4-1990

And the deterioration or extinction of entire ecosystems on which many of the world's poorest people depend.

疾病的威胁以及整个生态系统的退化甚至消失,而这却是世界上许多最穷苦的人们赖以生存的环境。

属类：社会文化-新闻报道-

Infrared Extinction Characteristic of Nanometer Aluminas

几种纳米氧化铝的红外消旋光性能研究

属类：行业术语-中文论文标题-

DOMESTIC ECONOMY. IGNITION AND EXTINCTION SAFETY DEVICE FOR HOME APPLIANCES USING GASEOUS FUELS.

家政学.家用煤气设备用点火和灭火安全装置

属类：行业标准名称-国际标准-NF D36-301-1967

blondes Headed for Extinction ?

金发女郎成历史?

属类：综合句库--

Are whales doomed to extinction ?

鲸鱼是否注定要绝种

属类：综合句库-典型例句-

Are whales doomed to extinction ?

鲸注定要灭绝吗?

属类：综合句库--

the Movement of Resistance Against Japan and Save the Nation from Extinction

抗日救亡运动

属类：综合句库--

The scientists are determined to try anything-even putting themselves in harm's way because there are only 300 Northern Right whales left and every death leads it closer to extinction .

科学家们表示要不惜一切代价进行拯救行动--哪怕是面临不测也再所不惜,毕竟现存的北方露脊鲸总共只有300头,死一头少一头,北方露脊鲸离灭绝越来越近。

属类：时事政治-新闻报道-

But also they were outlaws, enemies, untouchables, doomed with absolute certainty to extinction within a year or two

可他们是歹徒,是敌人,是不能挨不可碰的危险分子,命定在一两年内给人消灭干净。

属类：综合句库--

Facing extinction , the elephants struggle for existence everyday.

面对绝种问题,大象每天都要和生存竞争。

属类：学习英语-成语例句-

The completion of the railroad precipitated the extinction of water borne commerce

那条铁路和建成加速水运业的消亡。

属类：学习英语-同义词辨析-

The Bishop felt, without, perhaps, confessing it, that something within him had suffered extinction

那位主教,嘴里虽未必肯承认,却感到心里有什么东西被他击中了。

属类：综合句库--

He made many good suggestions, but they were not adopted by the monarch. Finally, his state perished. Reluctant to see the extinction of his state, Qu Yuan drowned himself in the river.

屈原向当时的国君提了很多好的建议,可是没有被采纳,最后他的国家灭亡了。屈原不愿看到自己的国家灭亡,就投江自尽了。

属类：社会文化-中国商务文化-节日庆典

We may live to see the extinction of the whale.

人类或许能亲眼见到鲸的灭绝.

属类：综合句库-典型例句-

Is the human race threatened with complete extinction ?

人类是否会受到完全灭绝的威胁呢?

属类：综合句库--

We shall simply be resigning ourselves to extinction unless we carry on the four modernizations

如果不搞四个现代化,我们就只有束手待毙。

属类：综合句库--

The Hawk gens of the senecas were reduced to a small number of persons, and its extinction became imminent

塞内卡斯的鹰氏族人口减到了为数很少的程度,绝灭之祸眼见就要到来。

属类：综合句库--

By the mid-thirteenth century, with the resources of his vast empire, Kublai Khan, a grandson of Genghis Khan and the supreme leader of all Mongol tribes, began his drive against the Southern Song. Even before the extinction of the Song dynasty, Kublai Khan had established the first alien dynasty to rule all China--the Yuan (1279-1368).

十三世纪中期,成吉思汗的孙子忽必烈建立的帝国已拥有了雄厚实力,他联合蒙古所有部落的首领发起了对南宋的战争。在宋朝还没有最终灭亡之前,忽必烈就建立了第一个统治全国的外族王朝-元朝。

属类：人文学科-历史-中国历史