名词
中文翻译：圆弧
同义词：
['circle', 'arc', 'circumference']
例句：
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1.The arc de circle is the part of a circle that lies between two points.
圆弧是圆上两点之间的部分。
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2. The arc de circle is used to measure the distance around a curved surface.
圆弧用于测量围绕曲面的距离。
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3. The arc de circle is often used in engineering to calculate the length of a curved line.
圆弧在工程中常用来计算曲线线段的长度。