先憂後楽せんゆうこうらく名詞1標準worrying before one's people worry, enjoying oneself only after one's people have enjoyed themselves (a precept to be observed by a ruler)作例 · 標準政治家は、先憂後楽の精神で国民のために尽くすべきだ。幻辭AI · gemini-2.5-flash-lite