Petrolatum

[,petrə'leɪtəm]

解释:

(noun.) a semisolid mixture of hydrocarbons obtained from petroleum; used in medicinal ointments and for lubrication.

艾德里安整理--From WordNet

解释:

(n.) A semisolid unctuous substance, neutral, and without taste or odor, derived from petroleum by distilling off the lighter portions and purifying the residue. It is a yellowish, fatlike mass, transparent in thin layers, and somewhat fluorescent. It is used as a bland protective dressing, and as a substitute for fatty materials in ointments.

编辑:梅尔维尔