| 单词 | tapping key |
| 释义 | > as lemmastapping key tapping key n. = key n.1 20. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > circuit > circuit-breaker > [noun] contact-breaker1838 cutout1874 safety fuse1882 break-circuita1884 fuse1884 contactor1910 oil circuit-breaker1916 tapping key1916 1916 ‘B. Cable’ Action Front 173 These [orderlies]..brought them long screeds to be translated to the tapping keys. 1938 Brit. Jrnl. Psychol. 29 41 Two tapping keys..were placed below the handles. < as lemmas |
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