曾经在五行电器做过兼职的翻译：Once in five lines of electrical did part-time 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Five appliances had worked part-time

Once in five lines of electrical did part-time

Has made the concurrent job in five lines of electric appliances

Once in line 5 electrical done part-time

Once in five lines of electrical did part-time