Qed
abbr. quantitative evaluative device 定量可估价的装置; quantum electrodynamics 量子电动力学; quick-reaction dome 快速反应罩
📖 牛津释义
QED
abbr 缩写 = which was to be proved (Latin quod erat demonstrandum) 证明完毕（源自拉丁文quod erat demonstrandum）.
🗣️ 情景例句
Coming! Coming!
来了， 来了。
I often study in the morning.
我常常在早上读书。
Let me see. It's about four thirty.
我看看，大约四点半了。