| 单词 | twentieth century cut |
| 释义 | > as lemmastwentieth century cut twentieth century cut n. Diamond-cutting (see quots.). ΘΚΠ society > occupation and work > materials > raw material > gem or precious stone > diamond > [noun] > of specific type of cut > types of cut rose-cut1773 Lisbon cut1874 twentieth century cut1903 profile cut1964 1903 W. R. Cattelle Precious Stones 63 The ‘twentieth century’ is a new form of cutting lately introduced. The number of facets is greater than in the brilliant-cut and they are differently shaped and arranged. 1925 E. H. Kraus & E. F. Holden Gems & Gem Materials vii. 77 The ‘twentieth century’ cut has eighty or eighty-eight facets. 1970 E. Bruton Diamonds x. 164 Jubilee or twentieth century cut (40 + 40 = 80 facets). < as lemmas |
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