单词 | crown pin |
释义 | crown pinnow rare noun 1A pin or stopper used to close or secure the top of something or as a point of attachment at the top of something. 2 Dentistry a pin or (now usually) a post holding an artificial crown in place, especially one placed in a dental canal. OriginMid 17th century; earliest use found in Henry Best (c1592–1645), landowner and farmer. |
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