A recorder called the [color=blue]Audimeter[/color], installed in the houses of a viewer sample, notes the times the television set is on and the channels to which it is tuned.

• 近日翻译一些关于消费者心理学的资料时遇到“收视率调查”这个东西，由于从未接触该领域，因此不敢肯定其中的专业术语的翻译，还忘各位大侠指导。