动词短语
中文翻译：手的下降
同义词：
['hand movement', 'hand gesture']
例句：
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1. The artist's hand dropping is a masterpiece of art.
艺术家的手部动作是一幅艺术杰作。
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2. The child was so excited that he couldn't help but drop his hand.
孩子太兴奋了，忍不住把手放下。
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3. During the presentation, the speaker made several hand drops to emphasize their points.
在演讲过程中，发言人做了几次手势来强调他们的观点。