Many life processes involve alternating voltages and currents.

许多生命过程涉及到交变电压和交变电流。

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Originally, organic compounds were thought to arise from life processes.

最初有机化合物是由生命过程产生的。

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Non_structural carbohydrates are important substances involved in plant life processes.

非结构性碳水化合物是参与植物生命过程的重要物质。

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The Nobel Prize in Chemistry for 2009 awards studies of one of life's core processes: the ribosome's translation of DNA information into life.

UNESCO: Nobel Prize in Chemistry for Ada Yonath laureate of L��OREAL-UNESCO award | United Nations Educational, Scientific and Cultural Organization

Throughout the next decade major trends through an intermix of the life sciences and information technology will involve increasing use of biotechnological processes in understanding life, eradicating hereditary diseases, developing novel bio-industries, and furthering the uses of biomedical products in conserving the quality of life and the environment through the promotion of clean technologies.

UNESCO: Basic Sciences

But CO2 falls into a different category: it is a natural part of the atmosphere and integral to the processes of life.

FORBES: How Climate Change Got Caught in the Culture Wars