quantum leap
01
巨大飞跃, 重大进步
a sudden and significant change, improvement, or increase
formal
idiom
例子
The development of self-driving cars acts as a quantum jump in transportation, with the potential to reduce traffic and improve safety on the roads.
这项新技术代表了医学研究的巨大飞跃。
02
(physics) an abrupt transition of an electron or atom or molecule from one quantum state to another with the emission or absorption of a quantum
