1、I play bass guitar — and keyboards!
我是低音吉他手，我也玩鍵盤樂器。

2、He plays the bass guitar with school bands.
他跟校樂隊玩低音吉他。

3、The bass guitar began to thump so loudly that it resonated in my head.
低音吉他開始砰然作響，震得我的腦袋嗡嗡的。

4、A bass guitar made from plastic bags.
有塑料袋制成的低音吉他。