快速答案
preconceito 是带偏见的观念或态度；discriminação 是不平等的区分或对待。
可靠的方法是先判断这个词在句子里的功能，再翻译。
每个词的作用
preconceito
prejudice or preconception
Use preconceito for a prior judgment, stereotype, or hostile attitude about a group or person.
discriminação
discrimination
Use discriminação for unfair distinction, exclusion, or treatment based on identity or status.
如何选择
- preconceito: Choose preconceito if the sentence points to a prior judgment, stereotype, or hostile attitude about a group or person.
- discriminação: Choose discriminação if the sentence points to unfair distinction, exclusion, or treatment based on identity or status.
例句
O projeto combate o preconceito racial.
The project fights racial prejudice.
A lei proíbe a discriminação no trabalho.
The law prohibits workplace discrimination.
常见误区
They often appear together, but one is not proof of the other in every case. Describe the belief and the action precisely.
放到语境中练习
从你的真实生活中选一个句子，写两遍：一次用 preconceito，一次用 discriminação。如果两个版本都可以，说明意思怎样变化。