客观变量客观变数objective: adj. 1.【哲学】客观的;真实的;实在的 (opp. ...variable: adj. 1.易变的,变化无常的,无定的 (opp. c ...objective with variable focal length: 变焦距镜头; 可变焦距物镜optimization variable objective: 最优优可变目标variable focus objective: 可变焦物镜下载手机词典可随时随地查词查翻译