There is not much about

"Assuming you're right," he said, "there's not much I can do about it, is there?"

“假定你是对的，”他说，“我对此能做的也不多，对吗？”

《柯林斯英汉双解大词典》

This unfortunately means that there is not much that can be done about one-off noise, like someone trying to learn to play a trumpet.

可惜，这意味着对于一次性的噪音没有什么办法，比如有人尝试学习吹小号产生的噪音。

There is an increasing demand for people who are able to take in great area at a glance, people who perhaps do not know too much about any one field.

现在对那些一眼就能看懂大领域的人的需求越来越大，这些人可能对任何一个领域都不太了解。