| 词汇 | consumption |
| 词根词缀 | 词源： 1390s, from O.Fr. consomption, from L. consumptionem (nom. consumptio) "a using up, wasting," from consumptus, pp. of consumere (see consume). Earliest sense in Eng. was of wasting disease, in which it replaced O.E. yfeladl "the evil disease." Meaning "the using up of material" is c.1535. 词根记忆： n. 消费(量),消耗The nation's consumption of coal decreased continuously last year.去年全国耗煤量继续下降. |
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