ile:LIST 10.mp3 file:LIST 6 PART 1.mp3 file:高频词-List 3.pdf file:专业词-讲座部分（Sociology 社会学）.pdf file:专业词-讲座部分（Physics & Chemistry 物理与化学）.pdf file:专业词-讲座部分（Earth Science 地球科学）.pdf file:专业词-对话部分（学习场景+生活场景）.pdf file:ZOOLOGY.mp3 file:OFFICE HOUR.mp3 file:EARTH SCIENCE.mp3 file:PHYSICS&CHEMISTRY.mp3