| 词汇 | consumer |
| 词根词缀 | 词源： 1530s, "one who squanders or wastes," agent noun from consume. In economic sense, "one who uses up goods or articles" (opposite of producer) from 1745. Consumer goods is attested from 1890. In U.S., consumer price index calculated since 1919, tracking "changes in the prices paid by urban consumers for a representative basket of goods and services" [Bureau of Labor Statistics]; abbreviation CPI is attested by 1971. 词根记忆： n. 消费者(consume消费+er人)[sum,sumpt=take表示"拿,取"] |
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