arc-lighting dynamo

例句：

1. 1. The arc-lighting dynamo is essential for powering the city's street lights during the night.
   弧光灯发电机对于城市夜间照明至关重要。
2. 2.The arc-lighting dynamo was installed in the new subway station to provide additional lighting.
   弧光灯发电机被安装在新的地铁站，以提供额外的照明。
3. 3.The arc-lighting dynamo was a major source of energy for the city's public transportation system.
   弧光灯发电机是该市公共交通系统的主要能源来源。