duàn lù kāi guān
circuit breaker
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cutting angle,
cutting bit,
cutting board,
cutting edge,
cutting off,
cutting room,
cutting tool,
cutting-blank,
cutting-in,
cutting-out,
相似单词
断口,
断裂,
断裂层,
断裂点,
断路,
断路开关,
断路器,
断路器瓷套,
断路器隔离开关,
断码,