Is it class or gender, just for example?

比如说，是阶级或者性别吗？

youdao

So for fun she split the class into two groups, appropriately enough by gender, and asked them to decide whether "computer" should be a masculine or feminine noun.

因此，出于好玩，她把班上的同学按性别分成两个组，然后请他们决定计算机到底是阴性的还是阳性的。

youdao

That is,this kind of pull-yourself-up-by-your-bootstraps, that with enough determination and hard work that you can transcend limitations of money or class or gender.

VOA: special.2010.03.08

No child is preordained by their class or by their gender or by their ethnic group or by their home life to fail.

BBC: You are in: Education

They have been urging states to give legal rights to workers who do not already fit into a protected class based on race, gender or national origin.

WSJ: Growing push to halt workplace bullying

The city said that under a federal civil rights law known as Title VII, employers must ban actions such as promotion tests that would have a "disparate impact" on a protected class, such as a specified race or gender.

CNN: High court backs firefighters in reverse discrimination suit