我最近，視力突然下降了，看不清黑板上的子，又不想戴眼鏡，該怎么辦？

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去激光打眼吧，這個是最有效的辦法，視力能恢復(fù)到5.2以上就是有點貴

戴隱形?？炊葦?shù)，假性近視的話后續(xù)注意用眼是可以恢復(fù)的。