feedback

柯林斯詞典

1. N-UNCOUNT If you get feedback on your work or progress, someone tells you how well or badly you are doing, and how you could improve. If you get good feedback you have worked or performed well. 反饋
Continue to ask for feedback on your work. 繼續(xù)征求對(duì)你工作的反饋。
2. N-UNCOUNT Feedback is the unpleasant high-pitched sound produced by a piece of electrical equipment when part of the signal that comes out goes back into it. (電子信號(hào)產(chǎn)生的) 尖厲噪聲
The microphone screeched with feedback. 麥克風(fēng)發(fā)出了尖厲的噪聲。

There was a lot of positive feedback which was very encouraging .
We are always grateful to receive feedback from our listeners .
There was a lot of positive feedback on your article about parenting .
Feedback is very valuable as it helps us know whether we are giving out TV audience what they like.
The parents do not seem to approve of the changes - the feedback so far has been rather negative .