pbs 英 [ˌpiː biː ˈes] 美 [ˌpiː biː ˈes] 基本解释 Public Broadcasting Service (美国)公共广播公司 同首字母单词 p [pi:] pa [pɑː] paal [pɑːl] paba pablum ['pæbləm] pabouche [pɑː'buːʃ] pabulum ['pæbjʊləm] pabx pac [pæk] paca ['pækə] pacchionian pace [peɪs]