chú-kheh主客

host and guest

host and guest; principal and auxiliary; subject and object; guest of honour; special guest; regular customer or dealer (either buyer or seller)

English Wiktionary, “主客” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E4%B8%BB%E5%AE%A2 · confidence: Medium (Wiktionary)