astigmatism是什么意思
2023-12-07 02:48:16
astigmatism
n. 散光
形容词：astigmatic 副词：astigmatically
近义词：astigmia，stigmatism，
英英释义
Noun
- (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people
- (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
例句
用作名词(n.)
- They have what is called astigmatism.他们有所谓散光。
- Astigmatic dials are targets used for the detection and correction of astigmatism.散光盘是用于辅助检测并矫正散光的视标。