vanadium
/vəˈneɪdi.əm/
a hard grey metal used to strengthen steel
“Vanadium strengthened the steel used in the bridge.”
Thêm vào My Deck
/vəˈneɪdi.əm/
a hard grey metal used to strengthen steel
“Vanadium strengthened the steel used in the bridge.”
Thêm vào My Deck