hardness
/ˈhɑɹdnəs/
the quality of being hard or tough
“The hardness of the rock surprised the geologist.”
เพิ่มลงใน My Deck
/ˈhɑɹdnəs/
the quality of being hard or tough
“The hardness of the rock surprised the geologist.”
เพิ่มลงใน My Deck