unless wrapping accounts for much of the 31 ponds in weight of rubbish put out by the average London household each week.
參考答案:伦顿的一般家庭平均每周产出垃圾31磅,其中大部分是产品包装.
unless wrapping accounts for much of the 31 ponds in weight of rubbish put out by the average London household each week.
參考答案:伦顿的一般家庭平均每周产出垃圾31磅,其中大部分是产品包装.