To be in a daze, absent-minded, or mentally disoriented, as if one's thoughts and reality are confused.
他最近因为工作压力太大，总是梦想颠倒，精神不振。
Recently, due to excessive work pressure, he has often been in a daze and low-spirited.
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To be in a daze, absent-minded, or mentally disoriented, as if one's thoughts and reality are confused.