再者, 检查每一组灯泡是否有毁损,或破裂的插座, 磨损的金属丝或松脱的转接器.Also, check each set of lights for broken or cracked sockets, frayed wires, or loose connections.转接器适用于中等规模的机械, 手工控制的.Adapter for use on machines of middle dimensions, provided with...

“转接器”的英语可以翻译为：[计] adaptor，interconnecting device，commutator ...