名词
中文翻译：差分方程同义词
同义词：
['differential equation', 'difference-differential equation']
例句：
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1. In economics, a difference equation is used to model the change in a variable over time.
在经济学中，差分方程用于模拟变量随时间的变化。
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2. The difference equation for temperature changes with the amount of heat added.
温度的差分方程与加入的热量成正比。
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3. To find the solution to this difference equation, we need to solve it step by step.
为了找到这个差分方程的解，我们需要一步一步地解决它。