Don't leave a child alone in a room with an open fire.房间里有裸露的明火时，不要让孩子独处其中。He knew when to leave well alone and when to interfere.他知道什么时候该适可而止，什么时候该插手干预。He had always been an outcast, unwanted and alone.他一直都被视为异类，无人...
ASCOM , Power Line Modem and Routers, power line communications based broadband networking.亚斯康, 电力线调制解调器和路由器, 电力线宽带通信基础网络.Voltage provided to a ballast by a power line or power supply.由电源或输电线输入到包括镇流器的电压.Distribution powe...