[通信] 請(qǐng)求發(fā)送裝置 request send: 發(fā)送請(qǐng)求; 請(qǐng)求發(fā)送; 請(qǐng)求信號(hào)request to send: 請(qǐng)求發(fā)送request-send: 發(fā)送請(qǐng)求no-wait message send request: 立即信息發(fā)送請(qǐng)求request to send ( rts ): 發(fā)送請(qǐng)求下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯