正文

VOA慢速英语:科学家称美洲的第一批人至少在16600年前到达

2019-09-06来源:和谐英语

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Words in This Story

archeological – adj. related to the study of the life of people in the past

hypothesis – n. an idea or theory that is not proven but leads to further study

route – n. a path to get from one place to another

interior – n. the part of a land area that is away from the coast

glacial – adj. having to do with glaciers, huge areas of thick ice