identity
identity
(pl. -ies)
(pl. -ies)
- the fact of being who or what a person or thing is
身份；本体
he knows the identity of the bombers.
他知道轰炸人员的身份。
[mass noun]she believes she is the victim of mistaken identity.
她确信自己被人认错身份而成为受害者。
■the characteristics determining this
特征
he wanted to develop a more distinctive Scottish Tory identity.
他想确立一个更为突出的苏格兰保守党特征。
■[as modifier](of an object) serving to establish who the holder, owner, or wearer is by bearing their name and often other details such as a signature or photograph
（物件）证明持有者身份的
an identity card.
身份证。 - a close similarity or affinity
同一性；一致
the initiative created an identity between the City and the governing elite.
立法提案权使伦敦城与执政精英之间达成一致。 - (Mathematics)(亦作 identity operation)a transformation that leaves an object unchanged
(数)恒等运算
■(亦作identity element)an element of a set which, if combined with another element by a specified binary operation, leaves that element unchanged
单位元素，幺元 - (Mathematics)the equality of two expressions for all values of the quantities expressed by letters, or an equation expressing this, e.g. (x + 1)2 = x2 + 2x + 1
(数)恒等（式）（如(x + 1)2 = x2 + 2x + 1）
- late 16th cent. (in the sense 'quality of being identical'): from late Latin identitas, from Latin idem 'same'
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