如果我想像外国人一样打英语书的流利，怎样增加词汇量，外国，日常生活和学习中，常用的单词有哪些学习数学和生物常用的术语单词有哪些

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反函数:a inverse function. 幂函数:a power function.
指数函数:a exponential function. 对数函数:a logarithmic function.
三角函数:a trigonometric function.
反三角函数:a anti-trigonometric function.
复合函数:a compound function. 初等函数:a elementary function.
双曲函数:a hyperbolic function. 反双曲函数:a anti-hyperbolic function.
无穷小:infinitesimal. 无穷大:infinity. 连续性:continuity.
间断点:discontinuous point. 介值定理:intermediate value theorem_
导数:derivative. 微分:differential.
函数的单调性:monotonicity of function.
曲线:curve. 曲线的凹凸性:concavity of curve.
曲线的拐点: keen point of curve. 曲率:curvature.
不定积分: indefinite integral(indeterminate integral).
定积分: definite integral.
广义积分:improper integral.
空间解析几何:space analytic geometry.
向量代数:vector algebra.
空间直角坐标系:space rectangular coordinate system_
数量积:scalar product.
向量积:vector product.
混合积:triple product.
曲面:surface.
二次曲面:second-degree surface.