biota造句怎么写
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Kuanchuanpu biota is the early Cambrian microfossil which is characterized as an early animal and plant fossil in the southern region of Shaanxi province.
Conservation of the world's biota, as we know it, will depend upon rapid, steep declines in greenhouse gas emissions.
Excavation and trace element analysis indicates: Jehol biota experienced mass mortality and rapid burial; toxic gases of the volcanic activities are the main factors of biological catastrophic event.
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