hardness
英['hɑ?dn?s]
美['hɑrdn?s]
- n. [物] 硬度；堅(jiān)硬；困難；冷酷
英英釋意
- 1. the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale
- 2. devoid of passion or feeling
- 3. the quality of being difficult to do;
- "he assigned a series of problems of increasing hardness"
- 4. excessive sternness;
- "severity of character"
- "the harshness of his punishment was inhuman"
- "the rigors of boot camp"