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单词 θ216815
释义
society > occupation and work > materials > derived or manufactured material > extracted or refined oil > [noun] > volatile oil (3)
ethereal oil1664

(a) = essential oil n. at essential, adj. 5b; (b) Pharmacology a mixture of ether and ethyl sulphate obtained by distilling ethanol with sulphuric…

essential oil1682

a volatile oil, obtained by distillation, and marked by the characteristic odour of the plant or substance from which it is extracted; as the oil…

volatile oil1800

(see essential, adj. 5b).

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更新时间:2025/1/11 17:35:02