google来的结果: 4 u% z. D- v* Q, y- W 5 b* A' y1 Y) T6 M7 _6 B/ F% WEnglish name: Lanolin ( B( K+ A7 ~* M; c# O) w
Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish). 1 q+ T" V& V0 l' x) C / a9 h+ q; X' XRef: http://en.wikipedia.org/wiki/Lanolin