名词
中文翻译：Unknown
同义词：
['slope', 'incline', 'slope', 'gradient', 'slope', 'incline', 'slope', "gradient例句：1. The car's speed is increasing at a constant rate", 'which is a characteristic of a gradient.（汽车的速度以恒定的速率增加，这是斜坡的一个特征。）']
例句：
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1. The car's speed is increasing at a constant rate, which is a characteristic of a gradient.
汽车的速度以恒定的速率增加，这是斜坡的一个特征。
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2. The road has a steep gradient, making it difficult for the driver to control the vehicle.
道路的坡度陡峭，使得驾驶员难以控制车辆。
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3.The scientists used a gradient to measure the density of the soil.
科学家们使用梯度来测量土壤的密度。