exponent

复数：exponents

1. [C]倡导者，倡议者 a person who believes sth
2. [C]说明者，讲解者 person explaining or interpreting
3. [C]指数，幂 a number or symbol above and beside another indicating a mathematical operation

polytropic exponent多方指数

1. Our senator is an exponent of free trade.
   我们的参议员是一个自由贸易的拥护者
2. She's an exponent of the opinions of Freud.
   她是弗洛伊德学说的鼓吹者。
3. Huxley was an exponent of Darwin's theory of evolution.
   赫胥黎是达尔文进化论的解说者。
4. An exponent can be a person who pleads for a cause or an idea.
   一位讲解者可以是为某种原因或者某种想法辩解的人。
5. Lincoln is a famous exponent of self-education.
   林肯是自我教育的著名典型。
6. He is the supreme exponent of the English humorous essay.
   他是英国幽默文章的重要代表。
7. This exponent is a negative number.
   这个指数是负数。
8. The exponent always consists of a plus or minus sign and a minimum of three digits.
   指数总是由正号或负号以及最少三位数字组成。