1. 差别对待：discriminator 辨别者 | discriminatory 差别对待 | discriminatory analysis 识别分析

2. 有辨识力的：discriminatorily 歧视地 | discriminatory 有辨识力的 | discrown 罢黜

3. 歧视性税收：discretion 自由裁量权 | discriminatory 歧视性税收 | dispense 执行;施行

4. 有辨识力的,有差别的：dilatory 拖拉的, 缓慢的, 不慌不忙的 | discriminatory 有辨识力的, 有差别的 | directory 目录, 姓名(地址)录

adj

1. manifesting partiality

e.g. a discriminatory tax
preferential tariff rates
preferential treatment
a preferential shop gives priority or advantage to union members in hiring or promoting

Synonym: preferential

2. being biased or having a belief or attitude formed beforehand

e.g. a prejudiced judge

Synonym: prejudiced

3. capable of making fine distinctions

Synonym: discriminative

4. containing or implying a slight or showing prejudice

e.g. discriminatory attitudes and practices
invidious comparisons

Synonym: invidious