identity
n. 身份, 相同, 一致, 特性, 恒等式 [计] (打)标记, 标识
发音
词形变化
别名
教材释义与例句
身份；同一性，一致；特性；恒等式
someone's identity is their name or who they are
The identity of the killer is still unknown.
凶手的身份仍未查明。
释义与例句
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1.
Sameness, identicalness; the quality or fact of (several specified things) being the same.
个性
身分
身份
可数 不可数 -
2.
The difference or character that marks off an individual or collective from the rest of the same kind; selfhood; the sense of who something or someone or oneself is, or the recurring characteristics that enable the recognition of such an individual or group by others or themselves.
同一性
个性
特性
身分
身份
可数 不可数I've been through so many changes, I have no sense of identity.
This nation has a strong identity.
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3.
A name or persona—a mask or appearance one presents to the world—by which one is known.
身分
身份
可数 不可数This criminal has taken on several identities.
In this show, the competitor's identity will remain secret until after the vote.
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4.
An equation which always holds true regardless of the choice of input variables.
可数 不可数 数学The equation (x+y)(x−y) = x²−y² is an algebraic identity. It is true regardless of the values of x and y.
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5.
Any function which maps all elements of its domain to themselves.
可数 不可数 数学 计算机 工程 -
6.
An element of an algebraic structure which, when applied to another element under an operation in that structure, yields this second element.
可数 不可数 数学Zero is the identity for the addition of real numbers.
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7.
A well-known or famous person.
澳大利亚 新西兰 可数 不可数
词汇关系
相关短语
词源
From Middle English ydemptite, from Middle French identité and its etymon Late Latin idemptitās, identitās, from idem (“the same”) + -tās (suffix forming abstract nouns) as a calque of Ancient Greek ταὐτότης (tautótēs, “sameness”).
来源：wiktionary