balance book

基本解释

In social activities, some people always try to "balance the book" when they get favors.
在社会交往方面，有些人总喜欢“投之以李，报之以桃”
bbs.chinadaily.com.cn
Students hold a piece of paper between their legs as they balance a book on their heads during etiquette training at a vocational school in Beijing.
在北京一所职业学校进行的礼仪训练期间，学生们的头上顶着一本书的同时，两腿腿之间还要夹着一张纸。
Overtime, it could boost the US's income sufficiently high to balance its book. In this strategy, the US will continue to rely on foreign money but for investment, not consumption.
加班加点可以增加收入以平衡帐目，但这一策略下，美国将继续依赖外汇，不过是变消费为投资。

The extensive coverage of Angelo Mozilo and Countrywide is especially poignant since his future still hung in the balance at the time the book went to press.
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But considering the source material—the book has a terrific balance of action and emotion—thorough preparation for Catching Fire could turn it from a hit into an instant classic.
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Its strong balance sheet should enable it to increase book value despite economic turbulence.
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