相关单词同義詞hardened, 近義詞 hard 硬的, hardened 冷酷的, rough 粗糙的, horny 角的, thickened 增厚的, callous 麻木的臨近詞callous相似詞calling card, callipers, callisthenics, callous, callow, callus, calm, calm (sb) down, 返回 calloused