英语翻译：这副画现在打三折。原价是三百

This painting has been taken 70 percent of its price. It was previously priced at 300.

You can buy the painting with a 70 percent discount. It was originally priced at 300.

this painting now has a 70% discount. Original price was 3 hundred ..

dicount 就是 折扣

70% discount 扣除 70%