google来的结果: Z5 y* D. b. R& E( L2 \ | h4 u2 Y% L# e2 W4 P z% BEnglish name: Lanolin ( o4 ~, Z0 n+ b3 g3 X' t& X2 W
Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish). / D3 y3 ~+ G' h. J$ s3 L" L( _% |. w) j
Ref: http://en.wikipedia.org/wiki/Lanolin