Metabolism



GRE TOEFL

解释

GRE 红宝书

• n. 新陈代谢
• ［记］ meta ( 变化) +bol ( =throw扔) +ism -> 产生变化 -> 新陈代谢
• ［例］ Lazy people with slow metabolism tend to gain weight.

Webster Collegiate

noun

• Etymology: International Scientific Vocabulary, from Greek metabolē change, from metaballein to change, from meta- + ballein to throw — more at devil
• Date: 1878
• 1.
  • a. the sum of the processes in the buildup and destruction of protoplasm; specifically the chemical changes in living cells by which energy is provided for vital processes and activities and new material is assimilated
  • b. the sum of the processes by which a particular substance is handled in the living body
  • c. the sum of the metabolic activities taking place in a particular environment <the metabolism of a lake>
• 2. metamorphosis 2 — usually used in combination<holometabolism>

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