To have unrealistic or impractical plans or dreams.
有不切实际或不实际的计划或梦想。 (Yǒu bù qiè shí jì huò bù shí jì de jì huà huò mèng xiǎng.)
"She’s always building castles in the air, dreaming of a perfect world."
"她总是在空中建造城堡，梦想着一个完美的世界。" (Tā zǒng shì zài **kōngzhōng jiànzào chéngbǎo**, mèngxiǎng zhe yīgè wánměi de shìjiè.)
to stop fighting and become friends again
Consistency and patience lead to success.
completely free; without restrictions
to review or discuss something thoroughly
crazy or extremely worried
to help someone recover from illness
