导数在数学中是一个重要的概念,它描述了一个函数在某一点处的变化率。在英文中,导数的定义通常被翻译为 "the derivative"。 总述来说,导数的英文翻译可以表述为:The derivative of a function at a point is the limit of the slope of the secant lines passing through that point as the second point app...