游移不定 yóuyí bùdìng
          
              yóuyí bùdìng 
              
              set phrase 
              to oscillate without pause; to fluctuate; (of thoughts) to wander; to waver 
              Domain: Idiom 成语
              
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                , Concept:  
              
              
              
                Notes: (CC-CEDICT '游移不定')