| 单词 | watch-maker's file |
| 释义 | > as lemmaswatch-maker's file C1. attributive uses of possessive, as watch-maker's file, watch-maker's glass, watch-maker's lens, etc. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > magnification or magnifying instruments > [noun] > magnifying glass > types of reading glass1668 megaloscopec1775 hand lens1839 watch-maker's glass1875 waling glass1880 loupe1909 texture-counter1909 1683 J. Moxon Mech. Exercises II. 82 Small and Fine Files (commonly called Watch-makers Files). 1875 E. H. Knight Amer. Mech. Dict. III. 2734/1 Watchmaker's Glass, a double convex lens set in a tubular socket, adapted to be held to the eye by the contraction of the orbital muscles. 1888 F. Rutley Rock-forming Minerals 3 A watch-maker's lens, held in the eye. < as lemmas |
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