德里沃derived: 导生的; 发明; 派生的; 推导的; 外来的; 衍生的derive their food from other organisms: 从别的生物摄取食物derived activity: 派生活动derive objects from: 导入物体依据derived air concentration: 导出空气浓度; 推定的空气浓度; 推定空气浓度下载手机词典可随时随地查词查翻译