a piece of clothing a piece of clothes 那个对？

a piece of clothing 一件衣服。我知道可以，没什么争议的。

a piece of clothes 这个有说，正确的，也有说是 不对的。

请解释下。谢谢哈。

a piece of clothing 没有错
不可以说 a piece of clothes

clothes 是复数单词（并只用于复数）
通常这样在句子里用：
some clothes

比如 please pack some clothes for the trip

答案：a piece of clothing正确；a piece of clothes错误。 解析：clothes无单数形式；a piece of clothing是可以使用的。 参考资料：《牛津高阶词典》 引文： which word? clothes / clothing you use clothes [pl] to talk about the things that you wear: i'll just put on some clean clothes. you use clothing [u] to talk about clothes in general or a particular type of clothes: the clothing industry ◆ protective clothing. note that there is no singular form of clothes. you can, however, talk about a piece/an item/an article of clothing. note also the expression: i haven't got anything to wear (= any suitable clothes) for the party tonight.