短語(yǔ)詞組短語(yǔ)PHS packet data user roaming PHS 分組數(shù)據(jù)用戶的漫遊International Data Roaming 國(guó)際數(shù)據(jù)漫遊Data Roaming Price Basket Index 數(shù)據(jù)漫遊價(jià)格一攬子指數(shù)roaming data 漫遊數(shù)據(jù) 返回 data roaming