feedback
US /ˈfiːd.bæk/
UK /ˈfiːd.bæk/

1.
2.
反馈, 回馈
the modification or control of a process or system by its results or effects, for example in a mechanical or electronic system.
:
•
The system uses feedback to maintain a stable temperature.
该系统利用反馈来维持稳定的温度。
•
Audio feedback can cause a high-pitched squeal.
音频反馈可能会导致高音尖叫。