in a brown study

基本解释

I tried to attract his attention, but he was in a brown study.
我企图引起他的注意，但他在沉思而无所觉。
Booker sat there in a brown study and didn't notice your talking to him.
布克坐在那里沉思而没有注意到你跟他说话。
blog.sina.com.cn
Newton was always in a brown study.
牛顿总是在沉思冥想中。
dict.cn

The first game was mostly a study in brown and umber (and also red, but you had to add that yourself).
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In a dense study, Frederick Brown of the State University of New York, sees the affair as the product of culture wars.
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According to a new study by researchers at Brown University, as many as one million patients were kept under observation in 2009, one-third increase from 2007.
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