Read Edit View history 窟窿眼 kūlongyǎn small hole Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 窟窿眼 kūlongyǎn small hole small hole; aperture Edit Delete References Add reference erhua_variant 窟窿眼儿/窟窿眼兒 → 窟窿眼/窟窿眼 Edit Delete