身体右侧，以踝关节积极主动用力为主，带动身体下肢向投掷方向转动。
Body on the right to force the main active ankle, pushing the body to throw the direction of lower limb rotation.
左膝关节速度变化最大，是积极主动用力来带动身体下肢向投掷方向转动。
Maximum rate of change of left knee, is a proactive force to bring the body to throw the direction of lower limb rotation.
尽管游行队伍大都很和平，但是游行开始时，有一小队人向警察投掷砖块。
Although most of the march has been peaceful, a small group threw bricks at the police at the beginning of the parade.
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