This learns a territory in culture and education of domestic and international language, all along is one compares an a Gordian knot.

这在国内外语文教学领域，向来都是一个比较棘手的新问题。

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This early start is particularly important for you because, as an international applicant, you need to acquire the English language skills that are fundamental to success at U.

尽早开始对您来说尤其重要，因为您作为一名国际申请者需要掌握英语技能，而英语技能是 成功地进入美国大学的基本要求。

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SQL, which is a structured query language, has been an international standard language of relational database. This paper shows the corresponding relations between algebra of relations and SQL.

SQL是一种结构化的查询语言，已成为关系数据库的国际标准语言。

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SQL, which is a structured query language, has been an international standard language of relational database. This paper shows the corresponding relations between algebra of relations and SQL.

SQL是一种结构化的查询语言，已成为关系数据库的国际标准语言。

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