求翻译：钢琴在中小学音乐教学中是最理想、最常用的教具，在中小学音乐教学活动中能起到渲染课堂气氛、提高学生音乐感知能力的重要作用。对从事音乐教育活动的教师而言，良好的钢琴即兴伴奏能力，是必不可少的一项专业技能，也是决定音乐课堂教学质量高低的重要因素之一。文章从中小学音乐课堂教学及课外活动的实际情况出发，结合钢琴演奏的艺术特点，从四个方面来阐述钢琴即兴伴奏在中小学音乐教学活动中的作用，以便进一步提高中小学音乐课的教学质量。是什么意思？

The piano is the best in music teaching in primary and secondary schools, teaching aids, the most commonly used in primary and secondary school music teaching and learning activities can play a rendering classroom atmosphere, an important role to improve the students' music perception. Teachers in m

In piano music teaching in primary and secondary schools is the most ideal and the most commonly used teaching aids, activities in the primary and secondary schools teaching music could be played in the rendering classroom climate, and improve the students' perception of the music. Engaged in the mu