It is recomanded to isolate each muscle you want to train in order to get the maximum results. This mean you should only be using force on a specific area of your body for that particular moment.

为达到最好效果，最好是单独训练每个肌肉群，这就是说，在练习期间，针对在身体的特定区域做特定练习。

youdao

Researchers believe the new treatment, which works on bone marrow, muscle and skin, could be available within five years.

研究人员认为这项作用于骨髓，肌肉和皮肤的新的治疗方法会在五年内得到应用。

youdao

His spinal cord had to be retrained to produce the muscle movements needed to stand and take assisted steps on the treadmill.

他的脊髓必须重新接受训练，才能产生站立和行走所需的肌肉活动。

youdao

His spinal cord had to be retrained to produce the muscle movements needed to stand and take assisted steps on the treadmill.

VOA: special.2011.06.01

One of the most important determinants of that is how much muscle can be fit on a beast's legs.

FORBES: What's The Human Speed Limit?

Since picking up EEG signals and interpreting them accurately can be tricky, the group says it settled on monitoring EMG waves, which are triggered by muscle movements, for additional reliability.

ENGADGET

"When someone starts to exercise, they might increase muscle mass as well, and therefore might be frustrated not to see too much change on the scale in terms of total weight, " she says.

CNN: The best way to measure body fat