String[] str1 = {"今天", "昨天", "明天"}; String[] str2 = {"我想喝"}; String[] str3 = {"重庆", "成都", "北京", "深圳"}; String[] str4 = {"的"}; String[] str5 = {"一点点", "奈雪的茶", "喜茶", "蜜雪冰城"}; for (List<String> products : Itertools.product(A...