窟窿眼 kūlongyǎn small hole Definitions Defs Origin Strokes Stroke Words Sentences Sents 窟窿眼 kūlongyǎn small hole noun Frequency Written text 0.020 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
窟窿眼 kūlongyǎn small hole noun Frequency Written text 0.020 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
