QED

美 [.kju i 'di]

英 [.kjuː iː 'diː]

权威英汉双解

qed

abbr.

1.	证明完毕，证讫（源自拉丁文 quod erat demonstrandum）that is what I wanted to prove and I have proved it (from Latinquod erat demonstrandum )

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