音标：[semɪkən'dʌktəz] ；

n. <物>半导体( semiconductor的复数形式 )

n. a substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impurities
n. a conductor made with semiconducting material

semiconductors的用法和样例：

例句

The electrical properties of semiconductors depend on their purity.半导体的电气特性取决于其纯度。
Please ask for Miss Reiko Sato in the semiconductors dpartment.请找半导体部的佐藤礼子小姐。

which引导的定语从句

关系代词which引导的定语从句，指物，在从句中可以作主语、宾语等。多数情况下，可与that互换。但是要注意当从句中，介词提前只能用which，而且，在非限制性定语从句中，which引导的句子单

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