0 New HSK word(s):
0 Old HSK word(s):
通讯网络 [tong1 xun4 wang3 lao4] Fernmeldenetz (S)Fernmeldeverkehr (S)telephone network (S)
通讯线路系统 [tong1 xun4 xian4 lu4 xi4 tong3] Fernmeldeverkehr (S)telephone network (S)