gram calorie

名词 n.

英文释义

名词 n.
  1. The amount of energy needed to raise the temperature of a gram of water by a degree centigrade: a unit of measure of energy.
    — Holonyms: kilogram calorie, kilocalorie, large calorie, Calorie (with a capital C), calorie (large-calorie sense) < megacalorie < gigacalorie

词形变化

gram calories plural gramme calorie alternative,UK

词源

Because a gram of water is the referent mass (versus a kilogram of water); see Calorie.
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