名词
中文翻译：递减弧线
同义词：
['decremental curve', 'declining arc例句：1. The trajectory of the project is a decremental arc that leads to success.（项目轨迹是一个递减的弧线，引领成功。）']
例句：
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1. The trajectory of the project is a decremental arc that leads to success.
项目轨迹是一个递减的弧线，引领成功。
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2.The scientist observed the decremental arc of the planet's rotation.
科学家观察到了行星旋转的递减弧线。
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3.The graph shows a decremental arc indicating a decrease in temperature.
图表显示了一个递减弧线，表明温度下降。