英语词汇“terpene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

terpene

/ˈtəːpiːn

noun 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.Lactones, phenolic aldehydes (such as vanillin), terpenes (essential oils) and wood tannins are all by-products of oak, so it is understandable that too much can rob a white wine of its fruit and delicacy....

In woody plants, carbon-based chemical compounds such as phenolics and terpenes comprise the main chemical defence.
Essential oils contain many terpenes, which are rapidly absorbed through the lungs and cross the blood-brain barrier.

Origin

Late 19th century: from German Terpentin 'turpentine' + -ene.

单词	terpene
释义	terpene /ˈtəːpiːn / noun 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.Lactones, phenolic aldehydes (such as vanillin), terpenes (essential oils) and wood tannins are all by-products of oak, so it is understandable that too much can rob a white wine of its fruit and delicacy.... In woody plants, carbon-based chemical compounds such as phenolics and terpenes comprise the main chemical defence. Essential oils contain many terpenes, which are rapidly absorbed through the lungs and cross the blood-brain barrier. Origin Late 19th century: from German Terpentin 'turpentine' + -ene.
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