rubicon
/'ru:bikәn/
📖 中文释义
- n. （意大利中部的）卢比肯河
🧩 词形变化
复数 rubicons
📘 English Definition（英文释义）
- n. the boundary in ancient times between Italy and Gaul; Caesar's crossing it with his army in 49 BC was an act of war
- n. a line that when crossed permits of no return and typically results in irrevocable commitment