鼓手需要一个非常舒适的踩锤击打鼓皮的感觉。

The drummer needs to be comfortable with the feel of the beater hitting the head.

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底鼓里可能会有一个鼓枕靠着鼓皮放在鼓腔中。

The kick drum may have a pillow resting up against the inside bass drum head .

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喇叭芯、锣鼓皮、和吉他弦的震动，都是震动产生了声音的绝好例子。

The motions of a loudspeaker cone, drumhead and guitar string are good examples of vibration that cause sound.

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