短語詞組短語Please Call Or Letter 歡迎來電或來函amateur station call letter 業(yè)余電臺呼號Welcomed The Call Letter 歡迎來電來函call -in letter 回館信identifying call letter 標識呼號Please Call Letter 歡迎來電來函abbreviated call letter 短縮呼號identification call letter [通信]識別呼號;識別呼叫字母Please Call Letter Negotiations 歡迎來電來函洽談 返回 call letter