hardnesses
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释义
- (hardness 的复数) n. 坚硬, 困难, 严厉, 勇气
- [化] 硬度
英文释义
plural of hardness
n. the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale
n. a quality of water that contains dissolved mineral salts that prevent soap from lathering
n. the quality of being difficult to do
词频与标注
词形变化