This is the 4121st most frequent Chinese word.
受控
Controlled; under control.
Here, "受控" is used to describe an "environment" that is maintained under strict control or supervision to ensure specific conditions.
这个实验需要在受控环境中进行。
This experiment needs to be conducted in a controlled environment.
"受控" in this sentence demonstrates the state of being controlled or managed, specifying that the devices' operations are regulated by predefined programs.
许多技术设备通过程序受控而正常运行。
Many technological devices operate normally under program control.
In this example, "受控" is used to describe a state where control is not being maintained over a person's actions, implying disorder or unpredictability.