not knowing why it is so;be at a loss as to the why and wherefore of;be hoodwinked by flattery;not to know what to make of ... [what is up] ;

My daydreams aren't even dreaming. I feel bored , lost , uninterested in much of anything.
甚至不再幻想, 我不知所以, 心烦意乱, 了无生趣.
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