他们旨在让古典音乐对年轻听众更易于理解。

They aim to make classical music ___accessible to younger listeners.

老师让这个复杂的话题对所有学生都易于理解。

The teacher made the complex topic ___accessible to all students.

他的解释总是清晰且易于理解，即使对初学者也是如此。

His explanations are always clear and ___accessible, even for beginners.