ring-off lamp in pair的意思|示意
美 / /
英 / /
话终指示对灯，拆线指示对灯
ring-off lamp in pair的网络常见释义
话终指示对灯 ... ring-off lamp 话终指示灯，拆线指示灯，挂机指示灯 ring-off lamp in pair 话终指示对灯，拆线指示对灯 ring-off signal 话终信号 ...