单词	O-ring
释义	O-ring noun ˈō-ˌriŋ  : a ring (as of synthetic rubber) used as a gasket Word History First Known Use 1946, in the meaning defined above
随便看	hochmoor hock hock leg Hock Monday Hock money Hock Tuesday Hockday hocked hockelty hocker hockers hocket hockets hockey hockey skate hockey stick hockeyist hockeyite hockeys Hocking hocking hocking ale Hockney hocks hockshop

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