stigma的复数形式为：stigmas...

stigmatize的现在完成时为：stigmatized...

n.集中点...

adj.去像散的...

Anastigmatic lens : Photographic lens corrected for astigmatism as well as other distortions.消像差透镜: 消除纵横像差和其他畸变的摄影用透镜.Anastigmatic lens : Photographic lens corrected astigmatism as well as other distortions. Process came...