根据现代语言协会的一项研究表明，在1998年到2009年间学习中文的大学生数量翻了两倍多，达到60,976人次。

College students taking Chinese also more than doubled between 1998 and 2009 to 60, 976 students, according to a study by the Modern Language Association.

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现代语言协会对于语言类专业研究人数的调查进行了半个世纪。

The Modern language Association has been tracking language enrollment for half a century.

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系统的研究显示，许多现代语言起源于一个共同的母语，但由于没有文字记载，该母语已经失传。

A systematic study revealed that many modern languages descended from a common parent language, lost to us because nothing was written down.

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