Tai chi chuan is an internal Chinese martial art practiced for both its defense training and its health benefits.

太极拳是中国特有的武术，可以用以训练防身技术，对身体健康有裨益。

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Originally developed in ancient China for self-defense, tai chi evolved into a graceful form of exercise that's now used for stress reduction and to help with a variety of other health conditions.

太极最初在中国古代是为了自卫，后来进化成一个优雅的锻炼，现在用于减压和帮助其他许多健康问题。

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Jiang appointed him army chief in 1992, while Chi remained defense minister -- a figurehead with little real authority.

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In line to replace them are two military leaders, Chief of Staff Zhang Wannian and Defense Minister Chi Haotian.

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Zhang, 67, was appointed vice-chairman of the powerful Central Military Commission (CMC) last year, along with Defense Minister Chi Haotian, 66.

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