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单词 Equal symbol
释义

Equal symbol

英语百科

Equals sign

The equals sign or equality sign (=) is a mathematical symbol used to indicate equality. It was invented in 1557 by Robert Recorde. In an equation, the equals sign is placed between two expressions that have the same value. In Unicode and ASCII, it is U+003D=EQUALS SIGN (HTML =).

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更新时间:2025/6/22 14:18:54