kùn-tháng棍桶

clever and experienced

clever and experienced; shrewd and sophisticated; wily old fox; crafty fellow; sophisticated person

English Wiktionary, “棍桶” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E6%A3%8D%E6%A1%B6 · confidence: Medium (Wiktionary)