keystone resources

基本解釋

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英漢例句

雙語(yǔ)例句

• The unified management of water resources in the Tarim River Basin is all along a keystone of water resources management in Xinjiang.
  塔里木河流域水資源統(tǒng)一管理問(wèn)題，一直是新疆水資源管理的重點(diǎn)。
• Figs (Ficus spp. , Moraceae) are important fruit resources for many frugivores , particularly during the period when other fruits are scarce, and so be called " keystone species".
  榕屬植物為多種食果動(dòng)物重要的食物資源，特別是在其他果實(shí)缺乏的季節(jié)，因此有關(guān)鍵物種之稱(chēng)。

權(quán)威例句

• The Keystone pipeline would contribute the similarly booming resources of Canada to America, more than a million barrels a day, more than is imported from Saudi Arabia or Venezuela.
  FORBES: As The Economy Recesses, Obama's Global Warming Delusions Are Truly Cruel

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專(zhuān)業(yè)釋義

生物學(xué)

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