metalloid
/ˈmetlɔɪd/GREa nonmetallic element, such as arsenic or silicon, that has some of the properties of a metal 类金属
noun [专属名词]非金属；[材] 类金属；准金属
Polonium is a highly radioactive element and a metalloid.
钋是高放射性的元素，金属。
adjective [原级]非金属的；类似金属性的；准金属的
To assess the pollution of heavy metals and metalloid in soil along road.
评价公路旁土壤中重金属和类金属污染。
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