tâng-pán銅板

copper coin

copper coin; copper; copperplate; coin; pair of semicircular copperplates used to beat time in dagu, kuaiban, etc.

musical instrument

English Wiktionary, “銅板” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E9%8A%85%E6%9D%BF · confidence: Medium (Wiktionary, Hokkien)