Is the probably illiteracy confined to third-world developing countries?
是否文盲只在,第三世界的发展中国家存在呢?
麻省理工公开课 - 媒体、教育、市场课程节选
that can be distributed to people in maybe Third World countries or
然后分发给第三世界国家的人,
MIT赛艇选手 - SpeakingMax英语口语达人
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