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
It's hard to say. I like volleyball a lot, but I guess I like tennis better.
很难说，我喜欢排球，但我想我比较喜欢网球。
First come, first served.
先来先卖。
They devise hundreds of competitions which will enable us to win huge sums of money.
他们设计数以百计的竞赛，竞赛中有人可赢得巨额奖金。