休闲是一个历史范畴, 在阶级社会里, 休闲具有阶级性.

Leisure is a historical field. In class society, leisure has class character.

党的先进性是阶级性和群众性的有机统一.

The partys advancement is an organic unity of class character and mass participation.

既然任何人都能运用这一工具，它就具有阶级性。

Since anyone can use this instrument, it has a class nature .

道德的相对性和阶级性使核武器陷入道德的两难境地.

Ethical relativity and class nature make nuclear weapons fall into the ethical dilemma.