| 词汇 | 四层 |
| 释义 | 四层四层[sì céng]1.■four layers; four-layer; four storeys; four-storey; four-storeyed 常用词组1.■四层半导体开关器件 binistor;2.■四层二极管 four-layer diode; gateless;3.■四层甲板船fourdecker;4.■四层结构{半} four-layer structure;5.■四层器件 {半} four-layer device |
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