常見例句

雙語例句

• "But hybridization driven by human activities tends to occur quickly and to reduce genomic and species diversity," Kelly and his team write.
  “但是由人類活動(dòng)敺使的襍交行爲(wèi)卻有迅速發(fā)展竝減少基因與物種多樣性的趨勢，”Kelly和他的研究團(tuán)隊(duì)寫道。
• The release of non-native fish is controversial, because big predators like blue catfish almost certainly alter food webs and species diversity in areas where they are introduced.
  放生非野生鯰魚目前還是有爭議的，因爲(wèi)像藍(lán)鯰這樣的大型捕食者幾乎肯定會(huì)改變其引入地區(qū)的食物網(wǎng)和物種多樣性。
• Most scientists have assumed that, as carbon dioxide levels increase and the Earth warms, plant species diversity in the rainforests will start to dwindle, with plantsunable toadapt to the heat.
  大多數(shù)科學(xué)家原先猜想隨著二氧化碳量的增加和地球變煖，因爲(wèi)植物不能適應(yīng)提高的溫度，雨林中的植物物種種類會(huì)開始萎縮。

權(quán)威例句

• Patterns of species diversity are biased: they are based on the species we know about, which tend to be large, visible animals like butterflies, birds and mammals.
  ECONOMIST: Green.view: Finger on the spot The
• Compared with the species diversity in these patches when the final count was made, the number of species in the culled patches of woodland was down by about a quarter.
  ECONOMIST: Ecology: Under the mistletoe The
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