单词	cocus wood
释义	cocus wood /ˈkəʊkəs / noun [mass noun] Hard, heavy timber which blackens with age and is used for musical instruments. This timber is obtained from the Jamaican ebony (Brya ebenus, family Leguminosae). Older pipes made of cocus wood were common in the late 18th and throughout the 19th centuries.... An instrument maker who had dermatitis showed a positive patch test reaction to cocus wood but evidence for contact with the wood was circumstantial. During the 19th century, cocus wood became available from the West Indies and quickly became the standard timber for flutes and other woodwinds from that period. Origin Mid 17th century: cocus, of unknown origin.
随便看	occulter occultic occulting light occultism occultist occultly occultness occupable occupance occupancy occupant occupatio occupation occupational occupational disease occupational hazard occupational health occupationalism occupationally occupational medicine occupational overuse syndrome occupational pension occupational psychologist occupational psychology occupational risk

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