例如钢琴运用得延音踏板，而且在你得演唱中还能使得音量变大。

Sort of like using the sustain pedal on a piano, and it can make a small voice sound bigger.

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本文拟从巴赫、海顿、莫扎特、贝多芬、肖邦、舒曼、李斯特等作家的作品，来探讨使用踏板尤其是延音踏板时应掌握的主要原则。

This text will discuss the main principle when the footboards are used, especially the tenuto footboard. by the works of Bach, Hayden, Mozart, Beethoven, Chopin, Schumanne and Li Site.

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另一个坏习惯是过度使用延音或弱音踏板，我们将在下面讨论。

Another bad habit is the over-use of the damper or soft pedal as discussed below.

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