1、Two main reasons can cause pooreyesight: too much time spent indoors studying and too little time spent outdoors playing.(导致视力下降的主要原因有两个：花在室内学习的时间太多，花在户外玩耍的时间太少。)
2、His badeyesight exempted him from military service.(他因视力不好而免服兵役。)
3、Some insects have very goodeyesight.(有的昆虫视力极佳。)
4、For example, sunglasses are not just for fashion but they can also serve as a great way to protect youreyesight from ultraviolet rays.(例如，太阳镜不仅仅是为了时尚，也是保护视力免受紫外线伤害的好方法。)
5、Myeyesight is failing.(我眼力不济了。)
6、A consultant, after all, is not unlike an optician who prescribes a new pair of glasses—or framework—to improve youreyesight.(毕竟，一名顾问，并不能像配镜师一样给你配一副新的眼镜——或眼镜框——来改善你的视力。)
7、Eggs are very good for theeyesight.(鸡蛋对视力非常有益。)
8、People who haveeyesight problems should go to a hospital and let a doctor decide what to do.(有视力问题的人应该去医院，让医生决定怎么做。)
9、Most people believe that reading in dim light causes pooreyesight, but that is untrue.(大多数人认为在昏暗的灯光下阅读会导致视力下降，但这并不正确。)
10、Hiseyesight is getting dim.(他的视力越来越差。)
11、We have all heard some of the common myths about howeyesight gets bad.(我们都听过一些关于视力变差的常见误解。)
12、It is entirely possible that in the future, a visit to a high street optician to check on youreyesight will also be a check on the state of your brain.(在未来，到大街上的眼镜店去一次做你的视力检查，也相当于是对你的大脑状况进行一次检查，这件事完全有可能。)
13、For students with pooreyesight or hearing, a seat at the back of the classroom is not a good choice.(对于视力或听力不好的学生来说，坐在教室后面不是一个好的选择。)
14、Fewer Chinese primary school students have pooreyesight than Australian ones.(中国小学生视力不佳的人数比澳大利亚少。)
15、However, although eyestrain may cause some pain or headaches, it does not permanently damageeyesight.(然而，尽管眼疲劳可能会引起一些部位的疼痛或头痛，但它不会永久性地损害视力。)
16、Theireyesight can be corrected in just a few minutes by the use of a laser.(他们的视力用激光只要几分钟就可矫正。)
17、The notice gives advice on protecting theeyesight of elderly people.(该通知提出了保护老年人视力的建议。)
18、The sudden plunging of a train into the darkness of a tunnel, and the equally sudden rush into full daylight, would cause great damage toeyesight.(火车突然冲进黑暗的隧道或突然冲出光明，都会对视力造成极大的损害。)
19、While you are sitting passively in front of the TV set, your muscles are turning to fat, your complexion is fading, and youreyesight is being ruined.(当你被动地坐在电视机前的时候，你的肌肉正在变成脂肪，你的脸色正变得苍白，你的视力正在受损。)
20、He suffered from pooreyesight and could no longer read properly.(他视力不好了，再也不能正常地阅读。)
21、His paintings had become more impressionistic as hiseyesight dimmed.(随着他的视力减弱，他的画变得越来越富有印象派风格。)
22、Hereyesight is failing.(她的视力日渐衰退。)
23、He was not a particularly good shot because of hiseyesight.(他由于视力缘故并不是一个特别好的射手。)
24、There are many commonly held beliefs about eyeglasses andeyesight that are not proven facts.(有许多关于眼镜和视力的普遍观念是未经证实的。)
25、Theireyesight is poor in low light.(他们在昏暗的光线下看不清东西。)
26、How is youreyesight?(您的视力怎么样？)
27、They have bettereyesight than human and have been trained to spot orange life jackets of people lost at sea.(它们的视力比人类好，而且经过训练，能够辨认出在海上的失踪者穿着的橙色救生衣。)
28、Do you know youreyesight?(您知道自己的视力吗？)
29、eyesight doesn't get any better at my time of life.(到我这把年纪，视力绝不会变好的。)
