Read Edit View history 空心儿 Origin Definitions Defs Strokes Stroke Words Sentences Sents created reference approved 空心儿/空心兒 → 空心 (erhua_variant) 2026/03/04 空心儿 / 空心兒 kòngxīnr 空心 kòngxīn erhua_variant created reference Mar 4, 2026, 02:25 AM