天险 tiānxiǎn natural barrier Definitions Defs Origin Strokes Stroke Words Sentences Sents 天险 (天險) tiānxiǎn natural barrier noun a natural stronghold Frequency Written text 0.524 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
天险 (天險) tiānxiǎn natural barrier noun a natural stronghold Frequency Written text 0.524 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
