| 词汇 | quantum leap jump |
| 词源 | quantum leap ( jump). A quantum leap, or jump, is a sudden, dramatic change or increase. The term is borrowed from the physicist’s field of quantum mechanics, where it refers to an abrupt transition from one energy state to another. Quantum, derives from the Latin quantus, “how much.” |
| 随便看 |
|
英语词源词典收录了13259条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。