首页derivativederivative英英释意
derivative
英 [dɪ'rɪvətɪv]
美[də'rɪvətɪv]
- n. [化学] 衍生物，派生物；导数
- adj. 派生的；引出的
英英释意
- 1. the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
- 2. a financial instrument whose value is based on another security
- 3. (linguistics) a word that is derived from another word;
- "`electricity' is a derivative of `electric'"