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previous king; late king
ancient virtuous king
先王せんおうの遺産いさんが現在げんざいも影響えいきょうを及ぼすおよぼす。
The legacy of the previous king still has an impact today.
先王せんおうの時代じだいには平和へいわだった。
It was peaceful during the reign of the previous king.