| 单词 | crown pin |
| 释义 | > as lemmascrown pin crown pin n. now rare (a) a pin or stopper used to close or secure the top of something or as a point of attachment at the top of something; (b) Dentistry a pin or (now usually) a post holding an artificial crown (see sense 29b) in place, esp. one placed in a dental canal. ΘΚΠ the world > food and drink > farming > animal husbandry > bee-keeping > [noun] > bee-keeping equipment mantle1609 crown pina1642 queen cage1853 foundation1867 smoker1875 comb-foundation1880 honey bucket1886 bee-smoker1897 a1642 H. Best Farming & Memorandum Bks. (1984) 65 Make the crowne pinne very rownde and fitte for the crowne of the hive. 1852 C. Casey Two Years Farm Uncle Sam viii. 160 An iron pin, called a crown pin, which keeps the body of the coach in its position on the frame under all ordinary oscillations. 1887 Dental Cosmos 29 20 (caption) A root, cover, and Logan crown ready to be assembled for the soldering of the crown-pin to the cover. 1914 Engin. & Contracting 1 Apr. 387/2 The last quarter is now raised into position, bolted to its adjacent lower quarter, and the crown pin driven. 1920 W. A. Capon Porcelain Dental Restorations iii. 120 The soldering of the tooth pins to the crown pin or dowel. 1987 M. Ondaatje In Skin of Lion (1988) 34 He stands in the air banging the crown pin into the upper cord. < as lemmas |
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