名词
中文翻译：简单运动
同义词：
['simple action', 'simple movement例句：1. The child was playing with a simple motion of the ball.（孩子在用简单的球动做玩耍。）']
例句：
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1. The child was playing with a simple motion of the ball.
孩子在用简单的球动做玩耍。
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2. Simple motions like walking and running can help you stay fit.
像走路和跑步这样的简单运动可以帮助你保持健康。
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3. In simple motion, the robot walks towards the camera.
机器人以简单的动作向摄像机走去。