ㄌㄧㄥˋㄐㄧㄢˋlìngjiàn

  1. 古代軍隊發布命令旗幟因為箭鏃形狀上級命令 拿著雞毛當令箭一套」。

arrow banner of command (archaic used as symbol of military authority)​, fig. instructions from one's superiors

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