My books cost less than the regular price.

我的书比正常价格便宜。

It is their regular price, but they call it a sale!

这是他们的正常价格，但他们称之为出售！

To sell at regular price intervals in a rising market.

指在上涨的市场每隔一段价格分批卖出。

Retailers are guilty, often, of distorting the regular price, raising the regular price.

零售商是有，而且经常有扭曲常规价格，抬高常规价格这一问题的。

Maximum for 6 regular price tickets purchase within one day per membership card.

会员持卡订购票仅限于每天每卡不超过六张；

Its regular price is $ 56, and now you can have it with a twenty percent discount.

原价是56美元, 现在可以让你打八折买下.