biological species concept

常见例句

THREE hundred years after the birth of Linnaeus, the Swedish naturalist who established the concept of a biological species, no one has much of a clue how many species there are on Earth.
在确立了生物物种概念的瑞典博物学家林耐乌斯（音译，Linnaeus）诞生后的三百年，还是没有人知道到底有多少物种存在于在地球之上。
In the paper, the concept and significance of biological diversity to human being's existence and development were enunciated systematically at the three levels of ecosystem, species and gene.
本文系统地论述了生物多样性的含义，在生态系统、物种及遗传基因多样性三个水平上阐述了生物多样性对人类生存和发展的意义；