Flight is the form of locomotion that puts the greatest demands on muscles.
飞行是对肌肉要求最高的运动形式。
《柯林斯英汉双解大词典》
2
The higher their capacity to bind at the receptors, the higher their ability to stimulate locomotion.
它们结合受体的能力越强，它们刺激运动的能力就越强。
3
"In general," they reported, "the ability of the compounds to compete at the receptors correlates with their ability to stimulate locomotion in the mouse."