sus·te·nance /ˈsʌstənən(t)s/
 生計,食物


 Sus·te·nance n.
 1. The act of sustaining; support; maintenance; subsistence; as, the sustenance of the body; the sustenance of life.
 2. That which supports life; food; victuals; provisions; means of living; as, the city has ample sustenance. “A man of little sustenance.”
    For lying is thy sustenance, thy food.   --Milton.

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 sustenance
      n 1: a source of materials to nourish the body [syn: nutriment,
            nourishment, nutrition, aliment, alimentation,
           victuals]
      2: the financial means whereby one lives; "each child was
         expected to pay for their keep"; "he applied to the state
         for support"; "he could no longer earn his own livelihood"
         [syn: support, keep, livelihood, living, {bread
         and butter]
      3: the act of sustaining life by food or providing a means of
         subsistence; "they were in want of sustenance"; "fishing
         was their main sustainment" [syn: sustentation, sustainment,
          maintenance, upkeep]