When dusk had fallen, I should experience the double delight of being able to see by artificial light which the genius of man has created to extend the power of his sight when Nature decrees darkness.
CONCLUSION: Disorder of ciliaris double innervation in the state of near sight is an important reason for asthenopia occurrence.
结论：持续近视状态下睫状肌双重神经支配的异常为肝劳发病的重要原因之一。
3
When dusk had fallen, I should experience the double delight of being able to see by artificial light which the genius of man has created to extend the power of his sight when nature decrees darkness.