根据上文Studies have shown that proper desk height can stop nearsightedness. 研究表明,适当的办公桌高度可以预防近视。结合结合Spending more time outside can also reduce nearsightedness.花更多的时间在户外也可以……近视,可知此处表达的是“减少、削减”的意思,结合选项可知B选项cut down与之接近,故答案选...
You can get all the commonly used prescription strengths in this modern, flexible design. Unlike glasses for farsightedness, the strength of reading glasses has fixed numbers. Lens strengths available in ThinOptics reading glasses include: +1.00 +1.50 +2.00 +2.50 In addition to the variety of ...
doctors prescribe bifocals to children who have trouble focusing and suffer eye strain when reading. Children and young adults who need prescription glasses typically are recommended single-vision lenses. These lenses correct the wearer’s nearsightedness, farsightedness or astigmatism. ...
Are you nearsighted (近视的)? Do you wear glasses? Many of you may say “yes”. In fact, China’s young people have the highest rate (率) of nearsightedness in the world. More than 70 percent of middle school students in China are nearsighted. ...
Some people with nearsightedness need to wear their glasses or contact lenses all the time. Others might only wear them for specific tasks, such as driving or seeing a chalkboard. After your eye exam, your eye doctor will talk to you about the exact amount of correction you need. They wi...
aPeople who are farsighted suffer from just the opposite problem.They can see things that are far away.but they have difficulty reading a book unless they hold it at arm’s length.If they want to do much reading,they must get glasses too. 正在翻译,请等待...[translate]...
If you have difficulty seeing objects that are far away, you are farsighted. Indicate whether the statement is true or false. Explanations for the Occurrence of Farsightedness: Farsightedness occurs because of a fracture or rupture in the cornea of...
Weak light may cause damage to your eyes and result in the need for glasses.【3】 Buy a reading light or just turn on a bright lamp. 4. Be mindful of the distance between your eyes and the object you’re focusing on. 【4】 It will also cause your head to ache and may dry out...
To comprehend the significance of wavefront guided scleral lenses, it’s essential to understand higher order aberrations (HOA). Traditional refractive errors likenearsightedness, farsightedness, andastigmatismare referred to as lower order aberrations (LOA). These can easily be corrected with simple,...
If you’re in the mood for a gentle rural walk, the Thames Path is far from boring. The 5-mile footpath follows the curve of the river, winding past wildflower meadows (草地).Post-walk pub: Pangbourne’s seventeenth-century pub The Swan serves high-end dishes. Bag a table on the ...