quintillionth /kwin'tiljәnθ/ 📖 中文释义 n. (英、德)第十的三十幂,十的三十幂分之一,(美法)第十的十八次幂分之一 📘 English Definition(英文释义) n one part in a quintillion equal partss the ordinal number of one quintillion in counting order ← quintillions Q 字母词表 Quintin →