google来的结果: 7 F I/ k; \! s% B0 x # u+ _3 U6 I9 ^7 r7 w( QEnglish name: Lanolin / _- W. u x7 V8 ^
Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish). " U/ c' g" F; x: q% @1 }4 n L9 D+ R' [
Ref: http://en.wikipedia.org/wiki/Lanolin