名词

建议

1. 身份;本体
Your identity is who you are.

2. 个性;特性
The identity of a person or place is the characteristics they have that distinguish them from others.

1. the distinct personality of an individual regarded as a persisting entity

e.g. you can lose your identity when you join the army

Synonym: personal identityindividuality

2. exact sameness

e.g. they shared an identity of interests

Synonym: identicalnessindistinguishability

3. the individual characteristics by which a thing or person is recognized or known

e.g. geneticists only recently discovered the identity of the gene that causes it
it was too dark to determine his identity
she guessed the identity of his lover

4. an operator that leaves unchanged the element on which it operates

e.g. the identity under numerical multiplication is 1

Synonym: identity elementidentity operator