She sold her car and bought a piano with the proceeds.是什么意思？

She sold her car and bought a piano with the proceeds.

她卖掉了汽车，然后用这笔收入买了一架钢琴。

she

pron. 她，它；

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。

sold

v. 卖，售，销( sell的过去式和过去分词 )，经销，推销，出卖；

例句
This film is the first British animation sold to an American network.
这是第一部出售给美国电视网的英国动画片。

her

pron. (she的宾格)她，(she的所有格)她的，她，指某个国家，（一艘）船；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

car

n. 汽车，车厢，轿车；

例句
His car was held up and he was abducted by four gunmen...
他的车遭遇拦劫，随后他被4名持枪歹徒劫持。

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。

bought

v. 购买，购得( buy的过去式和过去分词 )，做出牺牲以获得，够支付，买通；

例句
He bought two bottles of vodka on account.
他挂账买了两瓶伏特加酒。

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》。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

proceeds

n. （买卖等的）收入，收益；v. 进行( proceed的第三人称单数 )，前进，（沿特定路线）行进，（尤指打断后）继续说；

例句
The proceeds from the lottery go towards sports and recreation, as well as swelling the coffers of the government...
彩票收入用于发展体育和娱乐产业，同时还用来充实国库。