| 单词 | petrolatum |
| 释义 | petrolatum /pe'treuh lay"teuhm, -lah"-/, n. a yellowish or whitish, translucent, gelatinous, oily, semisolid, amorphous mass obtained from petroleum: used as a lubricant, rust preventive, in the manufacture of cosmetics, and in medicine as a protective dressing, emollient, and ointment base. Also called petroleum jelly. [1885-90, Amer.; < NL; see PETROLEUM, -ATE2] |
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