| 单词 | long sight |
| 释义 | > as lemmaslong sight long sight n. (a) the form of defective vision in which distant objects can be seen clearly, but near ones are blurred (= hypermetropia n.); (b) (clear or superior) distance vision. [Compare long-sighted adj. 2 and short sight n.] ΘΚΠ the world > physical sensation > sight and vision > types of vision > [noun] > ability to see far long sight1737 farness1883 far-sight1887 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 1737 W. Porterfield in Med. Ess. & Observ. (Philos. Soc. Edinb.) IV. xiv. 228 I should here briefly explain the Phænomena that attend short and long Sight. 1821 Recreative Rev. 1 179 With regard to Long Sight, Valerius Maximus speaks of a man who could see one hundred and thirty-five miles, so exceedingly sharp was his sight. 1898 T. Watts-Dunton Aylwin (1900) 109/2 His companions had the usual long-sight of agriculturists, and would descry the slightest movement in the churchyard. 1939 Brit. Med. Jrnl. 18 Nov. 1009/1 At 20, if there is plus 3 of long sight, the eye may get normal distant vision. 1967 R. M. Lockley Animal Navigation v. 47 Primitive man, using fewer and coarser implements, made more use of his long sight for hunting over miles of country. 2006 Peak District Life Spring 75/1 Lens implants..are usually more suitable than laser to correct severe levels of short sight, long sight and astigmatism. < as lemmas |
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