名词
中文翻译：手势
同义词：
['gesture', 'sign', 'movement']
例句：
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1.He gestured to the waiter for a glass of water.
他向服务员示意要一杯水。
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2.The teacher used gestures to explain the complex mathematical problem.
老师用手势来解释这个复杂的数学问题。
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3. During the presentation, the speaker made several gestures to emphasize his points.
在演讲中，演讲者做了几次手势来强调他的观点。