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| 单词 | three-electrode |
| 释义 | > as lemmasthree-electrode three-electrode adj. ΚΠ 1918 Wireless World 6 144 De Forest was experimenting with a three-electrode valve. 1932 Discovery July 216/1 The starting point of modern wireless is what is known as the three-electrode thermionic valve. < as lemmas |
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