undulatory

Such is the undulatory nature of the movement of opposites in all things.

这是事物矛盾运动的曲折性.

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The undulatory biomimetic propulsor is a new underwater propulsor which swimming mode of Gymnarchus Niloticus.

波动仿生推进器是以“尼罗河魔鬼”为仿生对象设计的新型水下推进装置.

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It can move forward, backward or brake depending on the undulatory motion of the flexible fin.

它依靠柔性长鳍的波动运动来实现载体的前进 、 后退、制动等各种机动动作.

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