This function works best with types of noises such as a constant occurrence of a ground loop, air conditioner, hum, tape hiss or feedback.

该功能最适于处理连续出现的背景噪声，如空调声、嗡嗡声、磁带的咝咝声。

youdao

The feedback they get from the ground means there is less need to look down, which is what puts them off balance and causes them to fall down.

因为从脚部皮肤获取的地面信 息已能满足儿童行走的需要，所以他们就不必老是低头朝下看。

youdao

For the pilots like Donut, this link to the troops on the ground gives them very direct feedback and satisfaction in their work.

CNN: War stories: Donut in a Warthog

He gives us a little bit of feedback and then we have to implement whatever he wants on the training ground.

BBC: Blackburn boss Sam Allardyce to miss tie with Chelsea