quadrillion /kwɔ'driljәn/ 📖 中文释义 n. 千的五次方, 百万之四次方a. 千之五次方的 📘 English Definition(英文释义) n. the number that is represented as a one followed by 24 zerosn. the number that is represented as a one followed by 15 zeros ← quadrilles Q 字母词表 quadrillions →