今年事件的主题为低视力和屈光不正，提醒注意数亿只是因为需要眼镜而功能性失明的人。
The theme of this year's event, low vision and refractive error, draws attention to the hundreds of millions of people who are functionally blind simply because they need spectacles.
这个外形不健康的人坐在我面前，穿着一套西服，戴着他的标志性的黑边眼镜(他的视力非常低，对认人不是很在行)。
The unhealthy-looking evidence sits before me in a suit and his trademark black-rimmed glasses (he has appalling eyesight and doesn't do well with contacts).
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