弧光灯

例句：

1. 1. The arc light casts a warm glow over the room.
   弧光灯在房间里投下温暖的光。
2. 2.The arc light was so bright that it made me squint.
   弧光灯太亮了，让我眯起了眼睛。
3. 3.The arc light was used to illuminate the stage during the performance.
   弧光灯在表演期间用来照亮舞台。