feedback
n[U]
1 information about a product, etc that a user gives back to its supplier, maker, etc 反馈信息
We need more feedback from the consumer in order to improve our goods. 我们需要从消费者那里多得到些反馈信息以提高产品质量.
2 return of part of the output of a system to its source, esp so as to modify the output 反馈
The feedback from the computer enables us to update the program. 计算机的反馈能使我们更新程序.
My dear friend, Mathilde. Let me tell you something. That necklace you borrowed from me wasn't a real diamond necklace. It wasn't valuable at all. The stones in the necklace were made of glass. It was worth five hundred francs at the most.