中世纪学生先学习三艺（文法、修辞和逻辑），然后再进阶到更复杂的科目。

Medieval students began their studies with the ___trivium before advancing to more complex subjects.

别为这些琐事烦恼，它们根本不值得你浪费时间。

Don't worry about these ___trivia, they're not worth your time.