be in a brown study

• v. 空想
• 沉思.

be in a brown study的用法和样例：

例句

用作动词 (v.)

1. To outlaw deficits is a pie in the sky.
   宣告赤字非法是空想。
2. He had chosen to be dreamy instead.
   只是他选择了爱空想的一套而已。

1. That put us all in a thoughtful mood.
   这使我们大家陷入了沉思。
2. She spent an hour in quiet contemplation.
   她静静地沉思了一个小时。