One financial analyst estimates that about a quarter of those advance orders have been canceled.

一位金融分析师估计，约四分之一的预购订单已被取消。

What with the regular sounds of retching, cheering and the sound of Fred and George taking advance orders from the crowd, Harry was finding it exceptionally difficult to focus on the correct method for Strengthening Solutions.

呕吐声、喝彩声，人们纷纷向弗雷德和乔治订货，哈利简直没法集中思想写增强剂的正确配方。