摆动动作 meaning in English

b.s swing
swing part
wobbling action

After analyzing the key technique of sprint - wiggling motion , specially analyzing the feature of hipbone motion of sprint - high - speed swing and level motion of having the hip as the axle in process of , the author considered that developing swing specific power be the first and developing general power be the second in power training of sprint surrounding tightly the power of groups of muscles of swing motion , and on the basis of initiatively developing muscle power of hip flexor and the equilibrium and harmony of upper limb power and lower limb power to improve the sprint technique , finally the author afforded the according means of swing specific power in training of sprint
摘要通过对短跑技术摆动动作的分析，特别是对短跑过程中髋部动作以髋为轴的高速摆动平动运动的特征分析，认为短跑力量训练应以发展专项摆动力量为主，一般力量训练为辅，紧紧围绕摆动动作的肌群力量着手，在优先发展髋部屈肌肌群力量与上下肢力量均衡协调的基础上，改进短跑技术，并提供了短跑摆动专项力量训练的相应手段。