Whereas most exercises are designed to build up strength or endurance plyometrics focuses on increasing power--the rate at which an athlete can expend energy.
虽然绝大多数的训练用来提高力量或者持久性，增强式训练则注重增强爆发力--即运动员使用能量的速度。
People are not in a position to exercise personal liberty and to be self-determining if they are poverty-stricken, or deprived of basic education, or do not live within a context of law and order.
如果为贫穷而苦恼，或者被剥夺了基础教育，或者没有生活在法律法规的框架下，那么人们就不能拥有个人自由，自主行事。
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