是这个话中的 What is the girl doing? She is having her eyesight examined to detect short-sightedness. 答案 目光短浅 哦..那就是近视的意思. 相关推荐 1 short-sightedness什么意思? 是这个话中的 What is the girl doing? She is having her eyesight examined to detect short-sightedness. ...
“Often,napscontinuinglongarelessrestorativethanmorebriefdaytimenaps;peopleoften wakeupunrefreshedafteralongnap,”sheadds.“Additionally,longdaytimenapstakeawaytime fromotherhealthythingsthatpeopleenjoyduringtheday:spendingtimewithfamily,enjoying hobbies,andexercise.” Whennappingduringthedaybecomesunpredictable,uncontroll...
What type of lens is used to correct nearsightedness? A. Convex lens B. Concave lens C. Plane mirror D. Prism 相关知识点: 试题来源: 解析 B。解析:近视是由于眼睛的晶状体对光线的会聚能力太强,需要用凹透镜来矫正。选项 A 凸透镜用于矫正远视眼;选项 C 平面镜主要用于反射;选项 D 棱镜用于光...
What is the main idea of the passage? A. Children's short-sightedness can be cured. B. There are several causes of childre n's short-sightedness. C. Spending more time outdoors can lead to better eyesight. D. Children who spend more time outdoors are much healthier. ...
Contacts for farsightedness Spherical contact lenses correct blurry, farsighted eyesight. Be sure to consider all of your options, like how often you’d like to change your contacts or how long you’ll be wearing them in one day. Prescription glasses ...
Long the subject of debate on the "genes versus environment" theme, an animal model shows that at least some myopia may be acquired. G Kolata 被引量: 0发表: 1985年 What causes myopia? Myopia (nearsightedness) is a highly common eye condition that is predominantly caused by an axial ...
Kolata, Gina
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答案解析 查看更多优质解析 举报 10. B考査强调句。此句为强调句型的:般疑问句,对原因状语because of his short-sightedness进行3虽调。故选择B。 句意:"他是不是由于近视而遭公司拒绝?""不,是因为其拙劣的表现。" 解析看不懂?免费查看同类题视频解析查看解答 特别推荐 二维码...
What can be learnt from the passage? A. Nearsightedness may cause other health problems. B. There are more nearsighted students in the United States. C. 70 percent of Chinese students in primary school are nearsighted. D. Pathological myopia is most likely to cause blindness. ...