ㄅㄛˊㄓㄨㄥˋㄕㄨˊㄐㄧˋbó‑zhòng‑shú‑jì

bó‑zhòng‑shū‑jìㄅㄛˊ ㄓㄨㄥˋ ㄕㄨ ㄐㄧˋ
  1. 古代兄弟長幼排行次序老大」;」;」;」。

eldest, second, third and youngest of brothers, order of seniority among brothers