圖像加註文字，民主派社運人士郭鳳儀是34名被香港國安警通緝的人士之一。Article InformationAuthor, 郭悠（Koh Ewe）
To bring a robot to life, motion-activating components, or actuators, are essential. Generally speaking, actuators can either go in and out, or spin around in a circle, and there are many different ways of doing this.
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