短語詞組短語PHS packet data user roaming PHS 分組數(shù)據(jù)用戶的漫游International Data Roaming 國際數(shù)據(jù)漫游Data Roaming Price Basket Index 數(shù)據(jù)漫游價(jià)格一攬子指數(shù)roaming data 漫游數(shù)據(jù) 返回 data roaming