化石展示了人们所认知的“适应性辐射”,这也从生物学的角度解释了一定时期内急剧的生物多样性现象,致使个体物种的分化没有被世人所察觉.
The fossils show what is known as an adaptive radiation. This is biology-speak for a period of diversification so fast that the individual splits cannot be distinguished.
既是优良的绿化树种，又是优美的观赏树种，抗病虫、抗污染、抗核辐射，环境适应性强是它的主要生长特点。
It is an excellent greening species as well as a beautiful ornamental. Its growth characters are pests and diseases resistance, antipollution, anti-nuclear radiation, high environmental adaptability.
既是优良的绿化树种，又是优美的观赏树种，抗病虫、抗污染、抗核辐射，环境适应性强是它的主要生长特点。
It is an excellent greening species as well as a beautiful ornamental. Its growth characters are pests and diseases resistance, antipollution, anti-nuclear radiation, high environmental adaptability.
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