It'll cost you a packet...是什么意思？

It'll cost you a packet...

那会花你一大笔钱。

ll

abbr. lines （复数）线，land lines 陆线，load line 负载线，lectiones (Latin=readings) （拉丁语）知识；

例句
And to the bonny Bann banks forever I ll bid adieu.
我对神发誓,我永远都不会说再见.

cost

n. 价钱，代价，花费，费用，牺牲，[用复数][法律]诉讼费；vi. 价钱为，花费，估计成本；vt. 付出代价，估价，使丧失，使付出努力；

例句
The cost of administration is around £500.
监管费约为500英镑。

you

pron. 你，你们，您们，各位，大家；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

packet

n. 小包，信息包，邮船，大笔款项；vt. 包装，打包，用邮船运送；

例句
He went out to buy a packet of cigarettes.
他出去买包烟。