total loss of eyesight

total loss of eyesight 全盲;视力全失 指完全丧失视力或现存视力在正常光线下虽可辨别明与暗,但已无法分清各种颜色或事物;在有些情况下,该词指视力丧失至已无法继续从事自己本职工作的程度。

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