单词 | circuit-breaker |
释义 | > as lemmascircuit-breaker circuit-breaker n. an instrument which at regular intervals interrupts an electric current. ΚΠ 1874 E. H. Knight Amer. Mech. Dict. I. 554/1 Rheotome or circuitbreaker. 1879 G. B. Prescott Speaking Telephone (new ed.) 251 A delicate circuit-breaker..arranged to break the circuit of a telegraph line at the vibration. < as lemmas |
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