Read Edit View history 大姨子 dàyízi sister-in-law Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 大姨子 · dàyízi · sister-in-law 2026/03/04 大姨子 dàyízi sister-in-law the older sister of one's wife 他的大姨子在一家小学当老师。 noun created sense Mar 4, 2026, 02:25 AM