... 低压调压开关 low-voltage tap changer 低压端 step-down side 低压汞灯 low pressure mercury lamp ...
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step down side 降压侧 ; 变压器低压侧
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Finally, his body too weak to take another step, he lay down by the side of the road and slipped into unconsciousness.
最后，他身体太虚弱了，一步也走不动了，在路边倒下，失去了知觉。
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