垫底儿 Traditional 墊底兒 diàn dǐ r 🔊 erhua variant of 墊底|垫底[dian4 di3] + Keep this word Meanings diàn dǐ r 墊底兒 erhua variant of 墊底|垫底[dian4 di3] Its characters 垫diànpadHSK 7–9底dǐbottom; baseHSK 4儿érchild