[N-COUNT 可数名词]半导体 A semiconductor is a substance used in electronics whose ability to conduct electricity increases with greater heat.
Oxford
semi·con·duct·or/ˌsemikənˈdʌktə(r); NAmEˌsemikənˈdʌktər/noun( technical 术语) 1a solid substance that conductselectricity in particular conditions, better than insulatorsbut not as well as conductors半导体2a device containing a semiconductorused in electronics半导体装置semiconductorsemiconductorssemi·con·duct·or/ˌsemikənˈdʌktə(r); NAmEˌsemikənˈdʌktər/
a substance, such as silicon, that allows some electric currents to pass through it, and is used in electronic equipment—semiconducting adjective [only before noun]
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