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课时作业(二)
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A
Myopia,or nearsightedness,is a common eye condition in which you can see
objects near to you clearly,but objects farther away are blurry.To see the farther
things clearly,you have the option of wearing eyeglasses,or undergoing the
more invasive refractive surgery.
But Japan's Kubota Pharmaceutical Holdings Co.Ltd.claims to have developed
smart glasses that,if worn just an hour per day,can cure myopia.It projects an
image onto the wearers'retina(to correct the refractive error that causes
nearsightedness.Obviously,wearing the device 60 to 90 minutes a day corrects
myopia.
So how does the technology developed by the company work exactly?Well,
according to a company press release in December of last year,the special
glasses rely on micro-LEDs to project virtual images on the visual field to make
the retina active.Apparently,it can do that without affecting the wearer's daily
activities.
Founded by Dr Ryo Kubota,Kubota Pharmaceutical Holdings Co.Ltd.is still
testing the device,known as Kubota Glass",and trying to determine how long
the effect lasts after the user wears the device,and how long the ugly-looking
glasses have to be worn for the correction to be permanent.
Kubota Pharmaceutical Holdings Co.Ltd.began testing the glasses in the
summer of last year,and is currently conducting tests on about 25 people in the
US to assess the effectiveness of its smart glasses.The company plans to begin
selling the device in Asia in the second half of next year where there are more
nearsighted people,but it has planned to enter other markets in the future.
收宾招本杆级精
1.What does the underlined word "blurry"mean in the first paragraph?
A.Familiar.
B.Different
C.Impressive.
D.Unclear.
瓶边d睡Myopia,or nearsightedness ...farther away are blurry.”近
视通体韵模的。
2.What does the third paragraph mainly talk about?
A.The effect of wearing the smart glasses.
B.The disadvantages of the smart glasses.
C.The working principle of the smart glasses.
D.The correct way of weari