英语词汇buna的起源、历史背景-英语词源词典

词汇	buna
词源	buna n. synthetic rubber made from butadiene, 1936, from German Buna, a name chosen by the German Dye Trust, from first elements of butadiene, name of a hydrocarbon (related to butane; the suffix indicates the presence of two double bonds) + Na, indicating sodium (from natrium; see sodium). Entries linking to buna butane n. paraffin hydrocarbon, 1875, from butyl, hydrocarbon from butyric acid, a product of fermentation found in rancid butter, from Latin butyrum (see butter (n.)) + chemical suffix -ane. sodium n. metallic alkaline element, 1807, coined by English chemist Humphry Davy from soda + -ium. So called because the element was isolated from caustic soda (sodium hydroxide). The chemical symbol Na is from natrium, the name for the element that had been proposed by Berzelius and coined from natron, a name of a type of soda. updated on October 13, 2017
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buna n.