| 单词 | contact-breaker |
| 释义 | > as lemmascontact-breaker contact-breaker n. a contrivance for breaking an electric circuit automatically. 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 1838 G. Bird in London & Edinb. Philos. Mag. 12 18 Description of a magnetic contact-breaker. c1865 J. Wylde Circle of Sci. I. 252/2 The contact between the electro-magnet and the battery is broken by means of any form of contact-breaker. < as lemmas |
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