| 单词 | pure semiconductor |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔donor〕Electronics An element introduced into a semiconductor with a negative valence greater than that of the pure semiconductor.【电子学】 施主：放进半导体中的元素，其负价大于纯半导体美国传统〔dopant〕A substance, such as boron, added in small amounts to a pure semiconductor material to alter its conductive properties for use in transistors and diodes.掺杂质，掺质剂：加入纯半导体材料中的少量硼等物质，用于晶体管和二极管中以改变半导体的导电率美国传统 |
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