Translation of "levels" into Chinese

Slovakia insists on the strict compliance of trials at the national level with international standards of fair trial.

斯洛伐克坚持认为,国家一级审判应该严格遵守国际公平审判标准。

The security level, as established by the Department of Homeland Security, is orange.

根据国土安全部的规定,目前的安全水准是橙色等级。

Now that we are at nearly the same level, we can start learning some piano duets.

现在我们差不多有同样的水平了,我们可以开始学习几段四手联弹。