Even cracked pots have found a second life as lamp bases. 甚至破盆子因做成了灯座而找到了它的第二春。
Different light sources are used in different medical equipments and the connection of their bulbs and lamp holders are different, too. 医院许多仪器设备上都使用各种不同的光源，它们的灯泡与灯座的连接也各不相同。
