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单词
Q.E.D.
释义
Q.E.D.
which was to be shown or demonstrated (used esp. in mathematical proofs).
[
1810-20; < L
quod erat demonstrandum
]
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Chagos Archipelago
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Chained Lady
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chain-link
chain-link fence
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更新时间:2026/6/3 23:56:41