Word · Frequency #9381
semiconductor
半导体
A substance whose electrical conductivity is between that of a conductor and an insulator, typically increasing with temperature and the addition of impurities.
- 1.
A substance with electrical properties intermediate between a good conductor and a good insulator.
电学性质介于良导体和良绝缘体之间的物质。
- 2.
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
一种物质,如锗或硅,其导电性介于金属和绝缘体之间；其电导率随温度升高和杂质存在而增加。
- 3.
a conductor made with semiconducting material
用半导体材料制成的导体。
电学性质介于良导体和良绝缘体之间的物质。；一种物质,如锗或硅,其导电性介于金属和绝缘体之间；其电导率随温度升高和杂质存在而增加。；用半导体材料制成的导体。；半导体；[化] 半导体
In use
Silicon is the most commonly used semiconductor in the electronics industry.
Engineers are developing new types of semiconductors to improve energy efficiency.
The semiconductor industry has grown rapidly due to the demand for smartphones.
semiconductor + verb + (adverb)
This semiconductor conducts electricity when heated.
这种半导体在加热时导电。
adjective + semiconductor
A doped semiconductor has improved conductivity.
掺杂半导体具有更好的导电性。
semiconductor + prepositional phrase
semiconductor 为可数名词，复数形式为 semiconductors。
Connections
Collocations
- semiconductor industry
- 半导体工业
- The semiconductor industry is a key driver of technological innovation.半导体工业是技术创新的关键驱动力。
- semiconductor device
- 半导体器件
- A diode is a simple semiconductor device.二极管是一种简单的半导体器件。
- semiconductor chip
- 半导体芯片
- This smartphone uses an advanced semiconductor chip.这款智能手机使用了先进的半导体芯片。
- semiconductor materials
- 半导体材料
- Silicon and germanium are common semiconductor materials.硅和锗是常见的半导体材料。
- semiconductor manufacturing
- 半导体制造
- Semiconductor manufacturing requires clean rooms.半导体制造需要洁净室。
Learner notes
Memory Tip
半导体的'半'字提示导电性只有一半。
Context & Register
语域：formal 常见场景：electronics、physics、materials science 通常用于学术或专业领域，如电子工程、物理学和材料科学，而非日常口语。
Pronunciation & Spelling
Words ending in /ˈdʌktɚ/ (rhyming with 'conductor') are genuine sound matches. Be cautious with words like 'semicircle' or 'semicolon' which have different stress and vowel patterns.
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.