底层 Traditional 底層 dǐ céng 🔊 ground floor; first floor HSK 7–9 + Review this word Meanings dǐ céng 底層 ground floor; first floorlowest level; lowest rung (of society etc) Its characters 底dǐbottom; baseHSK 4层céngto pile on top of one anotherHSK 3