释义 |
focal distance ˈfəʊkəlˈdistəns 短语⁹⁰⁸⁸⁷⁺⁷ 基本英英近义反义例句 n.〈摄〉焦距
Noun: the distance from a lens to its focus近义词 focal length焦距 One major problem the researchers had to overcome was the fact that the human eye, with its minimum focal distance of several centimetres, cannot resolve objects on a contact lens. 研究人员必须解决的一个重要的问题是,人眼的最小焦距是几厘米,无法分辨出隐形眼镜上显示的物体。 ebigear |