Q.E.D.

美 [?kju i ?di] 　英 [?kju? i? ?di?]

• abbr.〈外(=quod erat demonstrandum)【數(shù)】這就是所要證明的(=which was to be demonstrated)
• 網絡證明終了；證明完畢；量子電動力學

英漢解釋

abbr.

1. 【數(shù)】〈外〉(=quod erat demonstrandum)這就是所要證明的 (=which was to be demonstrated),證完,證訖

英英解釋

abbr.	1. [Mathematics]<foreign>(=quod erat demonstrandum)
na.	1. used in formal writing for saying that a particular fact proves that what you have said is true