Warning: flock() expects parameter 1 to be resource, boolean given in /www/wwwroot/www.chaziku.com/e/class/connect.php on line 5100

Warning: flock() expects parameter 1 to be resource, boolean given in /www/wwwroot/www.chaziku.com/e/class/connect.php on line 5105
derivative英英释意- 查字库
首页英语词典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'"