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.
中文解释
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。
实用例句
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。
来自《权威词典》
2. She is an exponent of vegetarianism.
她是一个素食主义的倡导者.
来自《简明英汉词典》
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.
来自辞典例句
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.
来自辞典例句
5. He had been the principal exponent of the Gallipoli campaign.