单词	koa
释义	koa /ˈkəʊə / noun A large Hawaiian forest tree which yields dark red timber. Acacia koa, family Leguminosae. The first native trees encountered are some koas that form a canopy over the trail.... His early attempts to nurture Hawaiian natives like koa, ohia lehua, and lama trees were disappointing. All that engineering comes with a walnut and Hawaiian koa veneer. Origin Early 19th century: from Hawaiian.
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