如果受控异常引起自动回滚，整个图书订单就会由于电子邮件服务器的关闭全部回滚。
If checked exceptions caused an automatic rollback, the entire book order would be rolled back just because the E-mail server was down.
出版社甚至收到了来自德国读者的图书订单，现在图书已经加印了一千多册。
One thousand more have since been printed as requests for the book flood in from as far as Germany.
主要的连锁书店都使用软件来下图书订单，而软件会以昔日的销售量为基准决定订多少书。
The major bookstore chains use software to order books, and the software bases orders on earlier sales.
应用推荐