求翻译：外语教学中，使学生熟悉所学语言国家的历史、文化传统和风俗习惯等对拓宽教学内容，开阔学生眼界，使所学知识转化为交际能力，有着不可估量的作用。是什么意思？

Foreign language teaching, language learning so that students are familiar with the country's history, cultural traditions and customs such as to broaden the teaching content, broaden their horizons, so that the knowledge into communication skills, have an immeasurable effect.

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In the foreign language teaching, causes the student to be familiar with studies the language country the history, the cultural tradition and the manners and customs and so on to opens up the course content, the open student field of vision, causes to study the knowledge to transform as the human re

In foreign language teaching, so that students become familiar with the country's history, cultural traditions and customs to learn a language, such as broadening the teaching content, broaden students ' horizons, so that what you have learned into communication, has an invaluable role.

Foreign language teaching, language learning so that students are familiar with the country's history, cultural traditions and customs such as to broaden the teaching content, broaden their horizons, so that the knowledge into communication skills, have an immeasurable effect.