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- species origin compare 种源对比
- Darwin stated that the species originate by descent. 达尔文阐明了物种的起源。
- The four-volume treatise on barnacles (1851-54), is used to investigate the central question of how species originate. 作者同样援引对藤壶植物的四卷论述(1851-54),带我们走进了物种起源中心问题的探索;
- Ore-forming materials and REE possess multi-sources,RE partitioningmodel of magmatic rock shows a differant origin compared to that of country rock. 成矿物质及稀土元素具多来源性,岩浆岩及围岩中稀土配分模式显示其具不同成因特征。
- They now have 175 trees, producing 42 varieties of oil and table olives, the species originate from across the Mediterranean region. 现在他们有175棵树,制作42种不同的橄榄油和食用橄榄,这些种类都来自地中海区。
- The proportion of alien invasive species originating from America, Europe, Asia, Africa and Oceania were 55.1%, 21.7%, 9.9%, 8.1% and 0.6%, respectively. 来源于美洲、欧洲、亚洲、非洲、大洋洲的外来入侵物种分别占 5 5 .;1%25、2 1
- Most of the naturalized species originated from the Tropical Americas and South America.The majority of the naturalized flora is in the form of herbs with 22 percent being aquatics. 国外来源地最主要来自热带美洲及南美洲,以菊科、禾本科、豆科的种类最多,生活型以草本植物佔绝大多数,有22 %25为水生植物。
- Do wolves belong to the canine species? 狼是犬科动物吗?
- The illness is organic in origin. 该病起初是器质性疾患。
- Its origin is wrapped in mystery. 它的起源仍是个未解的谜。
- 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。
- The apparent celestial origin of a meteoric shower. 流星群的辐射点明显的流星雨太空光源
- This rare bird has become an endangered species. 这种珍禽已成为濒临灭绝的物种。
- The vase seems to have an orient origin. 这花瓶好像来自东方。
- He was wearing a strange species of hat. 他戴着一种奇怪的帽子。
- The origin of the universe is an ageless topic. 关于宇宙的起源的问题是个永恒的论题。
- He flew high though he was of humble origin. 他虽出生低微,却胸怀大志。
- What was the origin of the quarrel? 这场争吵的起因是什么?
- There are many species of chrysanthemum. 菊花品种很多。
- Today the survival of our species is threatened. 今天人类的生存受到了威胁。