anecdotal records 中文意思是什麼

anecdotal records 解釋
筆記
  1. Before that, records are sporadic and anecdotal ? and that is not enough to see the bigger picture

    此前的紀錄抑或零零星星,抑或真偽難辨,均不足以揭示颶風更全面的活動趨勢。
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