- n.
1.坚固。
2.冷酷无情。
3.苛刻。
4.困难。
5.硬性；硬度。
6.飞弹基地防御核攻击的能力。
短语和例子
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hardness中文什么意思
[ 'hɑ:dnis ] 发音: 用"hardness"造句
例句与用法
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- This process removes the water hardness .
这一工艺去除水的硬度。 - He had slipped from hardness into affability .
他从声色俱厉变得和颜悦色。 - A kind of metallic hardness came into his voice .
他的声音带有一种刺耳的生硬的腔调。 - Hardness is caused by divalent metallic cations .
硬度是由一些两价金属阳离子引起的。 - With regard to hardness , the diamond is in a class by itself .
讲硬度，金刚钻是独一无二的。
英文释义
名词- excessive sternness; "severity of character"; "the harshness of his punishment was inhuman"; "the rigors of boot camp"
同义词：severity, severeness, harshness, rigor, rigour, rigorousness, rigourousness, inclemency, stiffness - the quality of being difficult to do; "he assigned a series of problems of increasing hardness"; "the ruggedness of his exams caused half the class to fail"
同义词：ruggedness - devoid of passion or feeling; hardheartedness
同义词：unfeelingness, callousness, callosity, insensibility - a quality of water that contains dissolved mineral salts that prevent soap from lathering; "the costs of reducing hardness depend on the relative amounts of calcium and magnesium compounds that are present"
- the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale