The biosphere, a thin shell that encapsulates the earth, is made up of the atmosphere and lithosphere adjacent to the surface of the earth, together with the hydrosphere.

 
  • 生物圈就像一層包裹著(zhù)地球的薄的貝殼,它由大氣圈、水圈以及地表附近的巖石圈組成。
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