guitar前面加a還是an

輔音前面加a，所以這個單詞前面加a

guitar

n. 吉他六絃琴

guitarist

n. 吉他彈奏者吉他手

We like our audiences to sing along and play air guitar.

我們想讓觀衆一邊假裝彈吉他一邊一起唱。

He played all the remarkably groovy guitar parts himself.

非常歡快的吉他聲部全都由他親自演奏。