用不着为此分心。

There's no need to get distracted by this.

你不要为这些琐事分心。

You shouldn't get distracted by these insignificant matters.

这件事很使他分心。

This is really distracting him.

孩子的功课叫家长分心。

The parents were distracted by the child's homework.

这件事您多分心吧。

Your help with this would be greatly appreciated.