Avuvuzelaisahorn，aboutameterlong，usuallymadeofacolourfu...
问题详情：Avuvuzelaisahorn，aboutameterlong，usuallymadeofacolourfulcheapplastic.________Whenit'sblownbythousandsofsupportersatthesametime，it'sloud，veryloud.Itsoundsabitlikeanairhornandyoucanhearitalotdurin...