柯林斯词典callus /ˈkæləs/ (calluses) 1. N-COUNT A callus is an unwanted area of thick skin, usually on the palms of your hands or the soles of your feet, which has been caused by something rubbing against it. 老茧 返回 callus剑桥词典an area of hard skin , especially on the feet or hands （尤指手或脚上的）硬茧，老茧 He had workman's hands which were rough and covered with calluses. 他有一双工人的手，粗糙且布满老茧。 返回 callus