单词 astigmatism 释义 astigmatism|stgmtz()m|[f. as prec. + -ism.]1. a. A structural defect in the eye (see quot.), which prevents the rays of light from being brought to a common focus on the retina.1849G. B. Airy in Trans. Camb. Philos. Soc. VIII. 361 T...
单词 astigmatism 释义 astigmatism n[U] defect in an eye or a lens that prevents correct focusing (眼睛)散光, 乱视; (透镜)像散性, 像散现象. 英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。 ...