Guitar 是 一种 弦乐器，通过 拔弦 来 演奏。Guitar的 主要 部分 是 琴体，指板，琴头 和 琴弦。Guitar 通常 由 木头 或 塑料 制成。它们的 弦 由 钢 或 尼龙 制成。
The guitar is a string instrument which is played by plucking the strings. The main parts of a guitar are the body, the fretboard, the headstock and the strings. Guitars are usually made from wood or plastic. Their strings are made of steel or nylon.