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- The rate of species extinction already appears to be accelerating. 而物种灭绝的速率,也已经开始上升。
- Habitat loss and fragmentation is the primary cause of population, metapopulation and species extinction worldwide. 生境丧失和破碎化是生物多样性丧失的主要原因,并得到了广泛的关注。
- In order to eliminate species extinction, relevant laws and regulations must be established and enforced to maintain a large portion of unspoiled areas. 为了减少物种灭绝,应该制定相关的法律法规、强制保护更多的地区保持其原始状态。
- Climate changes are likely to increase the frequency of floods and droughts like those that hit Europe in the past years, damaging agriculture and making plant species extinct, the Copenhagen-based EEA concluded. 位于哥本哈更的EEA机构总结说;气候的变化将使洪水和干旱;这些过去几年所经历过的气候灾难变得更加频繁;它们将破坏我们的农业生产;使植物种类灭绝.
- Most comforting of all may be that no major species extinctions correlate with past polarity reversals.As geophysicist Joseph L. 过去的地磁反转与地球史上的物种大灭绝似乎毫无干系,这个结论大概是所有消息中最令人感到安慰的。
- We may live to see the extinction of the whale. 人类或许能亲眼见到鲸的灭绝。
- Some species are facing extinction. 一些物种正面临灭绝。
- The race was threatened with extinction. 这个种族这时眼看要灭绝了。
- This species was doomed to extinction. 这一种类注定要灭绝。
- Keller plans to bolster her case with an upcoming paper that argues that meteorite impacts that leave Chicxulub-size craters and smaller cannot by themselves cause significant species extinctions. 凯勒打算在最近发表一篇论文,用来支持她的论点。文中认为,陨石撞击后若只形成奇虚乐这样或更小的陨石坑,就不可能造成物种大量灭绝。
- Nothing could rekindle her extinct passion. 她激情已逝,无从心回意转。
- My hope of getting some employment was extinct. 我要找到工作的希望落空了。
- The passenger pigeon is extinct. 旅鸽已绝种。
- Dinosaurs have been extinct for millions of years. 恐龙已绝种几百万年了。
- Do wolves belong to the canine species? 狼是犬科动物吗?
- This is an extinct species of fish. 这是一种已经灭绝的鱼。
- We should do our best to save endangered species. 我们应该竭尽全力挽救濒于灭绝的生物。
- This species will be extinct in a few decades. 几十年后这个物种将会灭绝。
- This rare bird has become an endangered species. 这种珍禽已成为濒临灭绝的物种。
- He was wearing a strange species of hat. 他戴着一种奇怪的帽子。