记忆方法
1. ex- + pon- + ent.
2. 字面含义：put out, place out, put forth. => expound, one who expounds.
3. 指数：ex- "upward" + pon- + -ent. 表明指数放在既在上面又在外面的位置上。
2. 字面含义：put out, place out, put forth. => expound, one who expounds.
3. 指数：ex- "upward" + pon- + -ent. 表明指数放在既在上面又在外面的位置上。
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词族 · exponent
词形变化
中文词源
exponent 拥护者，鼓吹者，指数
ex-, 向外。-pon, 放置，词源同pose, component.即展开，描述美好的前景，引申义拥护，鼓吹。同时用来指数学术语指数（据说来自笛尔卡）。
英语词源
- exponent (n.)
- 1706, from Latin exponentem (nominative exponens), present participle of exponere "put forth" (see expound). Earliest use is the mathematical one (said to have been introduced in algebra by Descartes) for the symbol to indicate by what power the base number is to be raised. The sense of "one who expounds" is 1812. As an adjective, from 1580s.
权威例句
- 1. She was a leading exponent of free trade during her political career.
- 她从政期间是自由贸易的主要倡导者。
- 2. She is an exponent of vegetarianism.
- 她是一个素食主义的倡导者.
- 3. The value of the exponent varies for different sensory modalities.
- 指数值随不同的灵敏速模式而变化.
- 4. Huxley was an exponent of Darwin's theory of evolution.
- 赫胥黎是达尔文进化论的鼓吹者.
- 5. He had been the principal exponent of the Gallipoli campaign.
- 他曾为加里波利战役的主要代表人物.