| 释义 |
hardness [英] [ˈhɑ:dnɪs] [美] [ˈhɑrdnɪs] [名] 坚硬;难度;艰难;冷酷 词频排名 21820/55435 学习人数 1166 难度等级 1/10 认知比例 67.82% 例句 red hardness 红硬性 | 热硬性 | 红热硬度 "With regard to hardness, the diamond is in a class by itself." 讲硬度,金刚钻是独一无二的。 No hardness could stop him from pursuing his goals. 任何困难也阻挡不住他去追求他的目标。 助记 词根 hard 坚硬的,困难的
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