nonmetal
n. 非金属（元素）
例句
Sodium is a metal, iodine is a nonmetal.
钠是金属，碘是非金属。
Often used in the form of combination of metal and nonmetal.
常采用金属与非金属组合的形式。
How does the mechanism of oxidation and reduction reaction proceed between nitric with metal and nonmetal?
硝酸跟金属、非金属发生氧化还原反应的历程是怎样进行的？
