衣服打七折用英语怎么说

衣服打七折英语是 "clothing on sale with a 30% discount"。

来源：七折是指价格降低了70%，因此价格降低30%。

一些英文例句及其中文翻译：

"All clothing is on sale with a 30% discount."（所有的衣服都打七折。）
"I got a great deal on a shirt because it was on sale with a 30% discount."（我因为它打七折而在衬衫上买了一笔很大的交易。）
"I can't wait to go to the mall and see what clothes are on sale with a 30% discount."（我等不及去商场看看哪些衣服打七折。）