②extremely nearsighted/shortsighted 眼睛不好,那当然需要眼镜来看清这个世界啦,眼镜大家都知道是glasses,其实眼镜还有另一种说法:Spectacles,只不过是Spectacles这个单词比较正式,一般人很少用。 最后再跟大家补充一下其他跟视力相关的...
根据第三段中的“Glasses didn't look much like modern glasses until the 1700s. That's when people put ear stems(耳柄) to keep glasses on their faces."和倒数第二段中的 “bifocal(双光眼镜)... Sunglasses. .. contact lenses (隐形眼镜)”以及最后一段中的“fashion glasses”可知,本文一共...
②extremely nearsighted/shortsighted 眼睛不好,那当然需要眼镜来看清这个世界啦,眼镜大家都知道是glasses,其实眼镜还有另一种说法:Spectacles,只不过是Spectacles这个单词比较正式,一般人很少用。 最后再跟大家补充一下其他跟视力相关的表达。 远视:long sight、farsighted(ness)、hyperopia 隐形眼镜:Contact lenses 眼科...
②extremely nearsighted/shortsighted 眼睛不好,那当然需要眼镜来看清这个世界啦,眼镜大家都知道是glasses,其实眼镜还有另一种说法:Spectacles,只不过是Spectacles这个单词比较正式,一般人很少用。 最后再跟大家补充一下其他跟视力相关的表达。 远视:long sight、farsighted(ness)、hyperopia 隐形眼镜:Contact lenses 眼科...
Also, as technology develops, life becomes easier for people with glasses. Shortsighted people can wear sunglasses. But this may not be OK for high-degree (高度数) shortsighted (greater than 300 degrees) because of the thickness of the lenses (镜片). What's more, some shops including ...
Instead, lenses are made using a more refined material known as optical glass. For eyeglasses, many people now prefer plastic lenses because they're much lighter and safer than optical glass. Plastic lenses can be molded to shape, instead of being ground, so they can be made in huge ...
There are different types of glasses for light sensitivity, so you can choose the right ones to suit your needs. Here are some options: Photochromic/Transition lenses As the name suggests, these lenses transition from clear to dark when they come into contact with UV rays. In fact, the high...
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This book is aimed at a young audience. However, the information is of interest and benefit for all. There is a brief historical background. In addition,
“How much are eyeglasses?” It’s a popular question. If you’re curious about the cost of glasses without vision insurance, you’re not alone. Whether you’re seeking your first pair or considering an upgrade, understanding the expenses involved is crucial. In this blog, we’ll explore ...