I have a double bass, it makes low sounds too.

有音提琴，声音也很沉哦。

The double bass of the--but is it bowed?

音提琴 不过是拉弓吗？

They include the violin, viola, cello, double bass, and harp.

它们括小提琴、中提琴、大提琴、音提琴和竖琴。

And who is the world's most famous double bass player in bluegrass band?

在蓝草音乐乐队中世界上最有音提琴手是谁？

Nwanoku puts down her double bass and opens her e-mails, scanning for news on the permits.

Nwanoku放下音提琴，打开电子邮件，浏览有关许可证资讯。

Double the bass, double the bass, double the bass.

双倍音，双倍音，双倍音。

I play loads of different sports and the double bass.

玩很多不同运动和音提琴。

They have double the bass of the 13-inch MacBook Air.

- 它们音是 13 英寸 MacBook Air 两倍。