N (in Britain) a government publication bound in a stiff blue paper cover: usually the report of a royal commission or a committee (不列颠)蓝皮书; 蓝色封面的政府出版物，通常是皇家委员会或委员的报告
When the students came in, sharpened pencils in hand, there was not a bluebook in sight.
学生们进来时，手里拿着削好的铅笔，所见之处一本蓝皮书也没有。
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A bluebook is a list of socially prominent people.
蓝皮书(bluebook)是社会名人名录。
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