siak-tsiáu宿鳥

smart and seasoned

smart and seasoned; intelligent and experienced; smart and seasoned person; intelligent and experienced person

English Wiktionary, “宿鳥” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%AE%BF%E9%B3%A5 · confidence: Medium (Wiktionary, Hokkien)