A single operations centre in Birmingham, set up with 25m($41m) from the television licence fee, will keep them on air.

独立运营的电视节目将集中在伯明翰展开，需要花2500万英镑（约合4100万美元）的电视许可费才能保持其正常播出。

Today's final assignment will show how well you can take the skills you have learned and apply them to a single operation.

今天的作业能够体现出你们是否很好地掌握了你们所学的知识，并且能否将他们应用到手术中去。

Axiom two: no matter where we put parentheses when we're doing a single group operation, we still get the same result.

公理二：无论我们在进行单个组运算时将括号放在何处，我们仍然会得到相同的结果。