名词百分比，百分数; 百分之一
形容词百分之…的，每一百中有…的; 百分之…支付利息的
副词以百分之…地，每一百中有…地
形容词
1. They went on strike Monday in demand of a 30 percent wage increase.
他们于星期一举行罢工，要求增加百分之三十工资。
副词
1. percent
1. I am 100 percent in agreement.
我百分之百同意。
2. I am a hundred percent in agreement with you.
我完全同意你的意见。
名词
1. Over ninety percent of the islanders here are illiterate.
这儿的岛民，百分之九十以上都是文盲。
2. Thirty percent of the farmland has been planted to oil crops.
百分之三十的农田已种上油料作物。
3.
3. He spends a large percent of his income on food and drink.
他把收入的大部分化在食物和饮料方面。
打折
B：It’s (thirty percent off / seventy percent of / 30 percent cheaper than) the regular price.
（七折/让利30%/便宜30%）出售。
A：Well, that’s a good deal.
哇，这到很划算。
电话推销
A：Hello. This is a representative of Zhongyou Department Store.Sir, everything now is offered with a great discount.I am sure you would like to know more about it.
喂，您好。我是中友百货的。先生，所有的东西都在打很大的折扣。我相信您一定想知道详情。
percent的解释
B：I am sorry. I am not free right now.
对不起，我现在很忙。
percent
A：Sir, this offer will expire this week.This is the last chance you can get up to 60 percent discount.
先生，这次特价这个礼拜就结束了。这是您可以得到6折的最后机会。
B：Sorry, I'm very busy now.
对不起，我现在很忙。
Sales Tax-(销售税)
A：I’d like to buy these shoes.
我想买这双鞋。
B：O.K. Let me see. That will be $104.99.
好的，让我看看。104元99分。
A：The price tag says $99.99.
但是价格标签上面写着99元99分。
B：Yes, miss, but there is a five percent sales tax in Maryland.
是的，小姐。但是在马里兰还要收取5%的销售税。
A：Oh, of course. How silly of me to forget.
噢，当然。我真是蠢，竟然忘了。
B：No problem. How would you like to pay for these?
没关系。你如何支付呢？
A：I think I have the cash. Let me check. Yes, here you are.
我想我可以付现金吧。让我看看。是的，给你。
B：$110.00, your change is $5.01. Thanks very much.
110元，找回您5元1分。非常感谢。
percent的翻译
A：Thank you.
谢谢你。