digestion

digestion
noun
  1. [mass noun]the process of breaking down food by mechanical and enzymatic action in the stomach and intestines into substances that can be used by the body
    (食物的)消化
    ■[count noun]a person's capacity to break down food in such a way
    消化能力
    he suffered with his digestion.
    他因消化不好而难受。
    ■(Chemistry)the process of treating a substance by means of heat, enzymes, or a solvent to promote decomposition or extract essential components
    (化)蒸煮,(使用酶或溶剂的)分解,提炼
语源
  1. late Middle English: via Old French from Latin digestio(n-), from the verb digerere (see digest)
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