We once had a computer print a monthly bill for a city councilman.是什么意思？

We once had a computer print a monthly bill for a city councilman.

有一次,我们给一位市政会成员用计算机打印了一份月度账单.

we

pron. 我们，咱们，笔者，本人，朕，人们；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

once

adv. 一次，一趟，一倍，曾经，一旦；conj. 一旦…就…，一经；n. 一次，一回；

例句
The Hell's Angels were once the most notorious and anarchistic of motorbike gangs.
“地狱天使”曾是飞车党中最臭名昭著和无法无天的一伙。

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。

computer

n. （电子）计算机，电脑；

例句
The image is then stored on the computer hard disk as a vast array of black or white dots.
这幅图像当时就以大量黑点或白点排列的形式被存入电脑硬盘。

print

n. （由底片印出的）照片，印刷字体，印痕，印成的图画；vt. （在松软的表面）压印，把…付印；vt.& vi. 用印刷体写，冲洗（照片），登载，在纸上印；

例句
Newman was devious, prepared to say one thing in print and another in private...
纽曼阴险得很，明里一套，暗里一套。

monthly

adj. 每月的，每月一次的，按月的；n. 月刊，月经；adv. 每月，每月一次；

例句
Customers who arrange overdrafts will face a monthly charge of £5.
透支的客户每月要缴纳5英镑的费用。

bill

n. 账单，钞票，清单，广告；vt. 安排，给…开账单，为…发提（货）单，把…登录在账；vi. 鸟嘴相接触；

例句
Ken was in the act of paying his bill when Neil came up behind him.
当尼尔从后面走过来时，肯正在付账。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

city

n. 城市，全市居民，（由国王或女王授予特权，通常有大教堂的）特许市，（由政府授予特权的）特权市；

例句
Urban dwellers often accept noise as part of city life...
城市居民常将噪音当成城市生活的一部分。

councilman

n. 议员，市议会议员；

例句
State Assemblyman Jimmy Meng and City Councilman John Liu attended the meeting.
州众议员孟广瑞和市议员刘醇逸皆出席了会议.