英语词汇“back-channel item”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	back-channel item
释义	back-channel item 反馈项
随便看	Purple Syrup Pigments Purple-Tailed Purple-tailed Imperial Pigeon purple tea leaf Purple tea shoots purple tephrosia herb purple tephrosia root Purple Thorm purple thorn apple purple thorn-apple purple threeawn Purple-throated Carib Purple-throated Euphonia Purple-throated Fruitcrow Purple-throated Mountain Gem Purple-throated Sunangel Purple-throated Sunbird Purple-throated Woodstar purple-tinged purple-tingeds purple-tinted purple toagflax purple tobacco violetbush purple toe syndrome purple tongue