google来的结果: 0 u _' z6 H1 H3 m7 V9 L - Y( K8 h' ]$ Z. f; l2 xEnglish name: Lanolin ( e+ C7 B7 g5 V J0 kLanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish).4 c+ p' f( g9 Y9 E* ^. x' o
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Ref: http://en.wikipedia.org/wiki/Lanolin