短語(yǔ)詞組短語(yǔ)social sign -on 社會(huì)化登錄;社交群組登錄Sign -On Platform 登錄平臺(tái)short sign -on 簡(jiǎn)化開(kāi)始;短開(kāi)式;簡(jiǎn)化簽到sign -on code 開(kāi)始代碼 返回 sign on