短语词组短語point t to point link 點到點通信point -to- data link 定點數據傳輸線;點對點數據鏈路Wireless Point -to-Point Link 無線點對點鏈路;套無線點對點鏈路ppdl point -to-point data link 點對點數據鏈路 返回 point to point link