Regular airlines may offer special rates if you book your flights in advance and fly on certain days of the week when they don't expect to have full planes.
如果你提前订好机票，并且在一周中预计不会满员的特定日子乘机出行，通常情况下，航空公司都会提供特价。
This makes them more likely to drop out, explains William Bowen, a former president of Princeton, who co-wrote a book on completion rates.
普林斯顿大学前校长威廉·鲍文认为，正是因为准备不足让学生们更容易在大学半途辍学。 威廉鲍文去年10月（译者加）刚与另外两位作者合作出版了一本关于大学毕业率的书。
These leveraging equations describe how the two types of leverage affect book rates of return on equity.
这两个杠杆方程序描写两种杠杆如何影响帐簿资产净值回报率。
"Tariff rates" refer to the freight rates provided in the tariff book of international liner services operators and non-vessel-operating common carriers.
公布运价，是指国际班轮运输经营者和无船承运业务经营者运价本上载明的运价。
The essay introduces the rescent Changes of the book markets in France, analyses the rates of var ious books, and comments on the situation and future of electronic publishing.
本文介绍了法国图书市场的变化情况 ，综合分析了各类图书的市场比例 ，并对电子出版方式的现状和前景作了评述。
The essay introduces the rescent Changes of the book markets in France, analyses the rates of var ious books, and comments on the situation and future of electronic publishing.
本文介绍了法国图书市场的变化情况 ，综合分析了各类图书的市场比例 ，并对电子出版方式的现状和前景作了评述。
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