名词
中文翻译：线路故障
同义词：
['line failure', 'line breakdown']
例句：
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1.The power line fault caused the lights to flicker.
线路故障导致灯光闪烁。
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2. The engineers were called in to fix the line fault.
工程师被召来修理线路故障。
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3.The line fault was caused by a loose connection.
线路故障是由松动的连接引起的。