弹簧是“飞蝗腾达”弹跳跷的核心零件，它的作用就象人体的心脏，没有它就没有生命动力的来源。
Spring is the most crucial part of "Jumping stilts", it ACTS the function as the human body heart, there will be no driving force for life without it.
弹簧是“飞蝗腾达”弹跳跷的核心零件，它的作用就象人体的心脏，没有它就没有生命动力的来源。
Spring is the most crucial part of "Jumping stilts", it ACTS the function as the human body heart, there will be no driving force for life without it.
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