1. 冷漠的；不体恤人的；无同情心的
If someone is unsympathetic, they are not kind or helpful to a person in difficulties.

2. 讨厌的；难缠的
An unsympathetic person is unpleasant and difficult to like.

3. （对主张或目标）不支持的，不赞成的
If you are unsympathetic to a particular idea or aim, you are not willing to support it.

1. not agreeing with your tastes or expectations

e.g. found the task disagreeable and decided to abandon it
a job temperamentally unsympathetic to him

Synonym: disagreeable

2. lacking in sympathy and kindness

e.g. unkindly ancts

Synonym: unkindly

3. not having an open mind

e.g. a closed mind unreceptive to new ideas

Synonym: closed

4. not sympathetic or disposed toward

e.g. unsympathetic officialdom
people unsympathetic to the revolution
his dignity made him seem aloof and unsympathetic

5. (of characters in literature or drama) tending to evoke antipathetic feelings

e.g. all the characters were peculiarly unsympathetic

Synonym: unappealingunlikeableunlikable