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VOA慢速英语:瑞士是世界上最具竞争力的经济体
2017-09-28来源:和谐英语
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infrastructure – n. the system of public services in a country
institution – n. an establish organization
talent - n. a special ability that helps someone to do something well
innovate - v. to do something in a new or different way
survey – n. a questionnaire
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