hiaⁿ-só兄嫂

one's elder brother and his wife

one's elder brother and his wife; sister-in-law (elder brother's wife)

indirect address

English Wiktionary, “兄嫂” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%85%84%E5%AB%82 · confidence: Medium (Wiktionary PH)