短語詞組短語wire relay broadcasting 有線轉(zhuǎn)播wireless relay broadcasting 無線電通信線路;無線電中繼轉(zhuǎn)播sport game relay broadcasting rights 躰育賽事轉(zhuǎn)播權(quán)Satellite Broadcasting and Relay System 衛(wèi)星接收系統(tǒng) 返回 relay broadcasting