Look at this catalogue, John. I think I want to get this red blouse. Err, I think you already have one like this in blue. Do you need every color in the rainbow? What does the man mean? 女:John看这些商品目录,我想我要买这件红色的衬衫。 男:呃,你已经有一件这样的蓝色衬衫了,难道你要把彩虹七色中每种颜色的衬衫都买下吗? 那个男士的意思是什么?