要解决这些问题，在设计模型时，就需要采取如对表进行预连接（Pre-Join）、在模型中增加有关小计数据（SummarizedData）的项、对数据事先排序、通过使用大量的索引来等措施。
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Were you one of the folks who didn't join the pre-Christmas queue for Microsoft Kinect because you knew the price would drop?
去年圣诞节前夕，在得知价格下降的消息后，你仍未加入排队购买Kinect的长龙？
When new developers join a UCM project, for example, they are automatically given a workspace pre-configured with the right versions of the files and directories they need.
例如，当新的开发者加入到一个U CM项目时，他们自动地被给定一个预先配置好他们所需要的文件和目录的正确版本的工作空间。
The acceptable result would have been an agreement that froze production at already near record levels, with an accord that Iran would join in once it had reached its pre-sanctions level of exports.
一个能让人接受的结果是达成协议，把产量冻结在已经接近历史最高位的水平，同时允许伊朗在恢复到制裁前的出口水平后再参与冻产。
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