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冷色系花卉受宠5月20日起,奥林匹克中心区开始栽种花卉,7月8日前完成,据悉蓝色等冷色系花卉比较受青睐。地铁告别纸票
Cold color flowers favored May 20, the Olympic Center began planting flowers, completed before July 8, it is learned that the blue and other cold-colored flowers more popular. Subway bid farewell to paper tickets