google来的结果: $ \( s# D8 k0 M. E4 y, W % _+ F. U$ A6 z6 pEnglish name: Lanolin ; N8 C. ^/ l5 P! j
Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish).1 g1 ?' N- H7 Z4 g+ Z3 K
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Ref: http://en.wikipedia.org/wiki/Lanolin