U+57EA "埪" CJK Unified Ideograph-# Unicode Character

U+57EA "埪" CJK Unified Ideograph-# is a rare and obscure Chinese character that exists primarily in historical or specialized linguistic contexts, rather than in modern everyday usage. This ideograph is composed of the radical 土 (tǔ), meaning "earth" or "ground," and the phonetic component 空 (kōng), which conveys the sound and the general notion of "empty" or "hollow." As a result, it is generally interpreted to mean a "cave" or "hole in the earth," often specifically referencing a pit or hollowed-out space. The character is not included in modern standard Chinese character sets for common use, and its appearance is typically limited to ancient texts, specialized dictionaries, or historical records where such specific geographical or structural terms were documented.