名词中文翻译
中文翻译：封闭形式
同义词：
['closed system', 'closed loop', 'closed circuit例句：1. The closed form of the equation is x^2 - 4x + 4 = 0.（这个方程的封闭形式是x^2 - 4x + 4 = 0。）']
例句：
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1. The closed form of the equation is x^2 - 4x + 4 = 0.
这个方程的封闭形式是x^2 - 4x + 4 = 0。
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2.The closed form of the equation can be used to solve for x.
这个方程的封闭形式可以用来求解x。
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3. The closed form of the equation can also be used to find the roots of the polynomial.
这个方程的封闭形式还可以用来找到多项式的根。