Astigmatism
[ ə'stɪɡmətɪzəm ]
其它 Other
n. 散光;
💡 词根助记
a 无+stigmat斑点+ism表名词...行为，状态 →看不见斑点 →散光
📝 例句
oblique astigmatism
斜象散
mixed astigmatism
混合散光;混合性散光
The glasses do not correct for astigmatism, or the abnormal shape of the eye.
这种眼镜并不能治疗散光或眼睛畸形，
They have what is called astigmatism.
他们有所谓散光。
astigmatism and curvature of the field
像散和像面弯曲
📖 牛津释义
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.
📖 同为「GRE」词汇
查看全部GRE词汇 ›🗣️ 情景例句
Hello. You look tired today.
你好。你今天显得有点儿累。
What do the machines do? asked Jim.
“这些机器做什么用？”吉姆问。
These days we use a thermos , said Li Lei.
“如今用的是热水瓶了，”李磊说。