29min Fast3x 拼读韵母排列 403 a to iong Back to: 3 Learn the three basics of Pinyin and begin to speak fluently the complete Chinese Spelling in less than two hours drills. 拼读 Previous Lesson 39 iong Spelling Back to Course 3 Learn the three basics of Pinyin and begin to speak fluently the complete Chinese Spelling in less than two hours drills. 拼读