| 释义 |
apparent distance
基本例句
外现距离,视距,表观距离
Notice the difference in theapparent distanceof objects that each focal length produces.注意每种焦距所产生的物体视距的差异。
When reading the book, we should keep at least a 25cm distance from the book in order to protect our eyes.看书的时候，为了眼睛健康，请保持正确的明视距离！ |