The long march had callused his feet.

长期的行军使他的脸上结茧了.

His callused hands had lost their tactile sensitivity.

他的绘画具有质感美。

Her legs grew stronger; her blisters burst and her hands grew callused; her soft thighs toughened, supple as leather.

她的双腿强壮了起来，水泡破了，手也长出老茧，她柔软的大腿变得结实，像皮革般弯曲自如。