It's a very rough indication of how long the wire is between the customer and the exchange.
The label on a bottle of sake gives a rough indication of its taste.
On the other hand, some rough indications have emerged in the past several weeks that will have to do for the moment.
The issues here are complicated and I only have space to give a rough indication of where the difficulties lie.
This chapter summary provides a rough indication of the book's contents:
The first petitions were a rough indication of the way the morning went.
This provides a rough indication of the (considerable) size of the property as it then was.
I have only given you a rough indication, and a personal opinion at that.
The degree to which the immune system cells responded to the virus offers a rough indication of immunity, the researchers said.
He also gives a rough indication of the salary, which will be fabulous.