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quantum leap
01
a sudden and significant change, improvement, or increase
What is the origin of the idiom "quantum leap" and when to use it?
The phrase "quantum leap" has its origin in the field of physics, specifically in the theory of quantum mechanics. In quantum mechanics, a "quantum" is the smallest possible unit of energy, and a "quantum leap" refers to the sudden and dramatic movement of an electron from one energy level to another within an atom. Over time, the phrase "quantum leap" came to be used metaphorically to describe a sudden and significant change or advancement in any field or area of life.
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
例
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.
The discovery of new planets represents a quantum leap in astronomy, with the potential to deepen our understanding of the universe and our place in it.
