People don't see clearly because their eyes are not exactly

People don't see clearly because their eyes are not exactly the right ___.They have what in called astifmatism(散光）.
a.shape b.size c.sight d.form
为什么选择A 怎么翻译?

冒险趣味 1年前已收到2个回答举报

hxh_512 幼苗

共回答了24个问题采纳率：87.5% 举报

因为句子的意思是“人们看不清了因为他们的眼睛形状不对,这是散光“
散光是因为角膜在某一角度的弧度较弯,而另一些角度则较扁平,光线便不能准确地聚焦在视网膜上,就散光了
所以是因为眼睛的形状不对了才散光的
所以说选A啊

1年前

m9m8 幼苗

共回答了33个问题举报

人们并不能看得清楚因为他们的眼睛没有正确的形状.
SIZE是型号,SIGHT是光,FORM是结构.根据意思选SHAPE 吧

1年前

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