求翻译：学生处于声音、、图片等媒体营造的语言环境，扩充了语言信息的维度，有利于学生掌握教学要点，提高教学的效果和效率是什么意思？

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Students in sound, video, pictures, and other media create a language environment, expanded the Language information of dimensional and is conducive to students with teaching points, and increase the effectiveness of the teaching and efficiency

The student is in media building and so on sound, video frequency, picture language environment, expanded the language information dimension, is advantageous grasps the teaching main point in the student, enhances the teaching the effect and the efficiency

Students in the sound, video, photographs and other media to create a locale, the expansion of the dimensions of linguistic information, help students master the teaching points and improve teaching effectiveness and efficiency

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