『欧路词典』为您提供hardness的用法讲解，告诉您准确全面的hardness的中文意思，hardness的读音，hardness的同义 …
1.the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale. 2.devoid of …
hardness (n.) Old English heardnes; see hard (adj.) + -ness. Meaning "difficulty of action or accomplishment" is late 14c. …
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