feedback
/ˈfiːdbæk/noun
mass noun
1
- information about reactions to a product, a person's performance of a task, etc. which is used as a basis for improvement反馈的信息。
2
- the modification or control of a process or system by its results or effects, for example in a biochemical pathway or behavioural response（生化途径或行为反应等的）反馈。 参见NEGATIVE FEEDBACK, POSITIVE FEEDBACK.
2.1
- the return of a fraction of the output signal from an amplifier, microphone, or other device to the input of the same device; sound distortion produced by this（反馈扩音器、麦克风等装置的一部分输出信号的）回授（流）; 反馈噪音。