noun, noun which may take the genitive case particle 'no'
thin skin; thin membrane; thin outer layer
Refers to a thin outer layer of something, such as the skin of a fruit, a membrane, or a delicate covering. Often used in cooking and biology contexts.
このみかんは薄皮が柔らかい。
This mandarin orange has a soft thin skin.
薄皮をむいてから調理してください。
Please peel off the thin skin before cooking.
Compound of 薄 (usu-, 'thin') + 皮 (kawa, 'skin'). The reading うすかわ is a straightforward combination.