a way of deciding which product out of a number of competing products is the best or most popular, or how a new product compares with others. People are asked to try the different products and to say which ones they prefer, but they are not told the names of the products. 盲测（比较产品质量或受欢迎程度，参加者不知道产品名称） In blind tests, consumers chose our cola over more established brands. 在盲测中，消费者选择我们的可乐饮品超过更为知名的品牌。