During the concert, the spotlight focused on the singer as she performed her hit song.

spotlight 是由 spot（点、斑点）和 light（光）组成的复合词，字面意思是"聚光点"。 在舞台表演中，spotlight 指"聚光灯"，是一种强光照明设备，用于突出舞台上的特定表演者或区域。