To return clothes in Engpsh, you can say "return the clothes" or "take the clothes back." The phrase "return the clothes" comes from the verb "return," which means to bring or take something back to the place it came from. Here are some examples:

I need to return these clothes to the store because they don't fit.
Can you help me return these clothes to the onpne shop?

In Chinese, you can say "退回衣服" or "退还衣服" to mean "return the clothes." Here are some examples in Chinese:

我需要把这些衣服退回商店，因为它们不合身。
你能帮我把这些衣服退还给网上商店吗？