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. 答案 目光短浅哦..那就是近视的意思.相关推荐 1short-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-sightednes...
(iii) Name the type of lens used to correct this defect. (iv) With the help of a diagram show how the defect shown above is rectified using a suitable lens.
Eyesight problems, such as myopia, are also known as refractive errors. Short sight leads to blurred distance vision, whilst close vision is usually normal. Short-sightedness is a very common problem that can be corrected byglasses or contact lenses, or cured with laser eye surgery. What are ...
[1] glasses[2] Five[1] 【答案】glasses【核心短语/词汇】glasses:眼镜【翻译】如果我们真的近视,我们需要什么?【解析】根据句意可知,此处要表达“眼镜”这一含义,因为“glasses”意为“眼镜”,所以此处填glasses。[2] 【文章大意】本文主要讲述了拥有好的用眼习惯的重要性以及拥有好的用眼习惯的方法。【答案...
The muscles around the lens, which also weaken as you grow older, have a harder time moving it, and tasks requiring close-up vision become tougher. (Presbyopia is the main reason why many folks over 40 need reading glasses.) Hyperopia Symptoms If you think you may have farsightedness, ...
Shortsightedness is a visual condition in which distant objects appear blurry to a person. Most people who are short sighted can...
根据第三段中“It may be there’s no coincidence that in East Asian countries,the most myopic ones all may relate to the maths league tables(排名表).These kids are being pushed with very intensive education from a very young age and spend a lot of time indoors studying close up.”可知,...
In selected cases there are other surgical techniques like phakic intraocular lens implants (without removing the crystalline lens), or the extraction of the crystalline lens and an intraocular lens implant. Laser refractive surgery is the most commonly used technique to correct myopia. Clear lens...
1) short-sightedness; see only what is under one's nose 鼠目寸光 例句>> 2) Gonorhynchiformes; angle-snout fishes 鼠目 3) demension number 尺寸数目 1. The analysis and application of thedemension numberof cuyved side trapezoid;
66.The article is mainly about A. B. the rules to obey when using smartphones C. the harm that smartphones do to users's eyes. D. the reason why teenager get shortsightedness E. advantages and disadvantages of smartphones 67.From Paragraph 2,we learn that F. G. half of the...