| 释义 |
astigmia- 英?[?s't?gm??]
- 美?[?s't?gm?r]
英英释义Noun1. (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea2. (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
行业词典医学散光：同astigmatism??? 物理学散光???
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