词典释义：
释义
visionary unattainable schemes; daydreams
空中楼阁，空想而不可实现的计划，白日梦
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my father built castles in the air about owning a boat .我爸爸做了拥有一条船这样的白日梦。
双语例句
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He is building castles in Spain among his books.
他埋头于书本中想得天花乱坠.
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She spends most of her time building castles in Spain .
她把大部分时间都用来想入非非了。
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If you ever bring us a plan of Castles in Spain like this again, we'll ban you from the company for life.
如果你再给我们送来这样胡扯的计划，我们就把你撵出公司。