semiconductor
noun [ C ] uk/ˌsem.i.kənˈdʌk.tər/ us/ˌsem.i.kənˈdʌk.tɚ/
半导体
a material, such as silicon, that allows electricity to move through it more easily when its temperature increases, or an electronic device made from this material
Semiconductors are used for making integrated circuits and computers. 半导体用于制造集成电路和计算机。