| 单词 | presbytism | 
| 释义 | > as lemmasˈpresbytism   ˈpresbytism n.				 [after French presbytisme (1803)]			 rare = presbyopia n. ΘΚΠ the world > health and disease > ill health > a disease > disorders of eye > disordered vision > 			[noun]		 > long-sightedness presbytia1654 long sight1737 longsightedness1748 presbyopia1767 far-sightedness1846 presbyopy1862 presbytism1863 hypermetropia1868 hyperopia1886 1863    E. Atkinson tr.  A. Ganot Elem. Treat. Physics  vii. vi. §509. 461  				The most usual affections of the eye are myopy and presbytism [Fr. presbytisme], or short sight and far sight. 1998    RusData DiaLine—BizEkon News 		(Nexis)	 25 Mar.  				Up to 40 cases of myopia, presbytism, and astigmatism can now be laser treated daily. < as lemmas | 
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