The illness will result in total blindness if (it is) left untreated.

如果不治疗的话，这病将导致完全失明。

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Milton has his hero, Samson, bewailing the fact of his blindness: "O dark, dark, dark, amid the blaze of noon irrecoverably dark, total eclipse without all hope of day!"

弥尔顿描写到自己崇拜的英雄参孙悲叹自己失明：,黑暗，黑暗，黑暗，在正午的光辉中,无法改变的黑暗，黯然的没有一点希望“

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Regulators also are considering requiring that 2% of contractors' work forces be comprised of severely disabled workers, such as those with total deafness, blindness, or missing extremities.

WSJ: U.S. Pushes Target for Hiring the