The symptoms of sight loss depend greatly on the cause.
症状视线的损失在很大程度上取决于事业。
However, there can be many different symptoms of sight loss other than reduction of vision.
不过，可以有很多不同的症状视线以外的其他损失减少的视野。
A cheap drug used to treat bowel cancer should also be prescribed to patients with a condition that leads to sight loss, say UK researchers.
英国研究人员称，一种用于治疗肠癌的廉价药物可用于易导致失明状况的患者。
An inexpensive, but unlicensed drug to help prevent severe sight loss in older people has been shown to be safe and effective, finds a study published online in the British Medical Journal.
发表在英国医学杂志一项研究报道，一种便宜的未被批准的药物可以帮助老年人阻止严重视力减退，并证明其安全和有效。
Last year, I visited a special school for students with weak sight or hearing loss.
去年，我拜访了一所为视障和听障学生所开设的特殊学校。
Once bitten, the fast acting poison leads to loss of sight, taste and touch immediately.
一旦被咬，那立刻其作用的毒液会瞬间致使失去视觉，味觉和触觉。
In fact, the brain has an astonishing ability to rebound from damage - even from something as devastating as the loss of sight or hearing.
事实上，即使是毁灭性的失去视听觉后，大脑仍有着能惊人的恢复能力。
Loss of sight is defined as total and irrevocable loss of sight.
损失的视线被定义为总的损失和不可逆转的视线。
Macular degeneration causes visual distortion and even complete loss of sight.
黄斑变性导致视觉扭曲甚至完全失明。
What did she think about the tragic loss of her sight and hearing?
对于视觉和听觉的丧失，她又是如何思考的？
"Mere exposure to the sight and smell of palatable food is sufficient to precipitate loss of dieting motivation, " the researchers conclude.
研究人员作出的结论是：“光是美食当前和扑鼻而来的香味就足以使人快速失去节食的动机。”
The only option was to monitor it (under the eye specialist's care) and hope it didn't get worse, otherwise it meant surgery and eventually the complete loss of sight.
他唯一的选择就是在眼科专家的指导下检测这个情况，并希望不继续恶化。要不然，就意味着需要手术治疗，甚至最终会逐渐失去右眼全部的视力。
The golden herb saffron may hold the key to preventing the loss of sight in the elderly, a world first trial by researchers at the University of Sydney and in Italy has found.
金色的草红花可能会认为，以防止老年人失去视力，世界的研究人员第一次审判在悉尼大学，在意大利发现的关键。
The case of a slow loss of sight among people using word processors seems to have risen greatly.
在使用文字处理机的人群中，视力逐渐受损的案例似乎增加得极快。
There is gain and loss in your life, so you may catch sight of those unseen, and re-member those forgotten.
生命中，不断地有得到和失去。于是，看不见的，看见了；遗忘的，记住了。
However, the direct loss as well as the invisible harm caused by aviation calamity is shocking by the sight.
然而，航空灾害所造成的人身财产损失和无形的危害触目惊心。
Mining exploitation has destroyed environment gravely: loss of arable land, emergence of frequent geologic disaster, destruction of water equilibrium and physiognomy sight, and so on.
前言：矿业开发活动对社会生态环境的危害越来越严重：占用耕地，诱发地质灾害，破坏水均衡，破坏地貌景观等。
I could have cried at the sight of the destruction and loss of life, but unfortunately that was not an emotion a door possesses.
看到生命的丧失和生活的毁坏我本应流泪，可我只是一扇门，我没有哭泣的权利。
There is gain and loss in your life, so you may catch sight of those unseen, and remember those forgotten.
生命中，不断地有得到和失落。于是，看不见的，看见了；遗忘的，记住了。
All patients were successfully cured in surgical operation, without serious complications like eye infection and loss of sight.
所有患者均手术成功治愈，无术眼感染和视力丧失等严重并发症。
There is gain and loss in your life, so you may catch sight of those unseen, and remembered those forgotten.
生命中，不断的有得到和失落。于是，看不见的看见了；遗忘的，记住了。
There is gain and loss in your life, so you may catch sight of those unseen, and remember those forgetten.
生命中，不断地有得到和失去。于是看不见的，你该去看见它；
There has existed two contrary theories, "Deficiency "and "compensation", regarding the effects on other sensation and perception caused by loss of sight.
视觉丧失对其他感知觉的影响，一向存在着“补偿说”和“缺陷说”两种互相排斥的理论。
Although aging puts people at greater risk for serious eye disease and other eye problems, loss of sight need not go hand in hand with growing older.
尽管年龄变老使人们在患严重眼科疾病和其他眼疾方面的风险增加，年龄增长不再是失明的原因之一。
There is gain and loss in your life, so you may catch sight of those unseen, and remember those forgotten.
性命中，接续地有获得和丢失。因而，看不见的，瞥见了；忘记的，记着了。
There is gain and loss in your life, so you may cathch sight of those unseen , and remember those forgotten.
生命中不断有人得到和失落，于是看不见的看见了，遗忘的记住了。
There is gain and loss in your life, so you may cathch sight of those unseen , and remember those forgotten.
生命中不断有人得到和失落，于是看不见的看见了，遗忘的记住了。
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