名词
中文翻译：顶点
同义词：
['peak', 'summit', 'pinnacle例句：1. The runner crossed the finish line at the vertex of the track.（跑步者在赛道的顶点处越过了终点线。）']
例句：
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1. The runner crossed the finish line at the vertex of the track.
跑步者在赛道的顶点处越过了终点线。
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2. The mountain range is a natural vertex in the landscape.
山脉是这幅自然风景中的天然顶点。
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3.The vertex of the triangle is where all three sides meet.
三角形的顶点是三条边交汇的地方。