It aims to raise public awareness around the world about blindness and visual impairment, and to garner support and commitment in ensuring the right to sight for all.

其目的是在世界各地提高公众对盲症和视力损害的认识并获得支持和承诺以确保人人享受看见的权利。

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Globally, uncorrected refractive errors are the main cause of visual impairment; cataracts remain the leading cause of blindness in middle - and low-income countries.

在全球范围内，未经矫正的屈光不正是视力损害的主要原因，在中、低收入国家，白内障仍然是致盲的主要原因。

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World Sight Day is an annual event that focuses attention on the global problem of blindness and visual impairment.

世界视觉日是一个年度事件，将注意力集中于全球盲症和视力损害问题。

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It can lead to vision loss, visual impairment and even blindness.

BBC: Massive rise in Asian eye damage