They had a bass and a piano and a sax and percussion.是什么意思？

They had a bass and a piano and a sax and percussion.

他们有一把低音吉他、一架钢琴、一管萨克斯和打击乐器。

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

bass

n. 低音歌唱家，低音乐器，[鱼]欧洲鲈鱼，[植]椴树，椴属树木，美洲椴木；adj. 低音的；

例句
The songs were arranged by another well-known bass player, Ron Carter.
另一位著名的低音提琴演奏家罗恩·卡特改编了这些歌曲。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

piano

n. 钢琴，<美俚>囚犯工作席，轻奏乐段；

例句
He sang 'My Funny Valentine' to a piano accompaniment.
他在钢琴的伴奏下演唱了《我可爱的情人》。

sax

n. <美口>萨克斯管，石板斧；

例句
They had a bass and a piano and a sax and percussion.
他们有一把低音吉他、一架钢琴、一管萨克斯和打击乐器。

percussion

n. 敲打，碰撞，振动，<音>打击乐器，[医]扣诊法；

例句
Trinidad's famed steel percussion orchestra was touring theand Calypso had and devoted following.
特立尼达著名的钢铁管弦乐队已经在环球表演,卡吕普索也已将它发扬光大.