释义
n.
Chemistry any of a large group of volatile unsaturated hydrocarbons found in the essential oils of plants, especially conifers and citrus trees. They are based on a cyclic molecule having the formula C10H16.
【化】 萜烯,萜(烃)。
词源
"late 19th cent.: from German Terpentin ‘turpentine’ + -ENE."