a polynomial of degree [number]
This is a polynomial of degree 3.
这是一个三次多项式。
多项式
先理解核心含义,再看它在真实句子里的用法。
多项式
a mathematical expression consisting of the sum of terms, each of which is a product of a constant and a variable raised to a non-negative integer power
This is a polynomial of degree 3.
这是一个三次多项式。
In algebra class, we learned how to factor a polynomial.
在代数课上,我们学习了如何分解多项式。
The teacher asked us to find the roots of the polynomial.
老师要求我们找出这个多项式的根。
She wrote a long polynomial on the whiteboard for the class to simplify.
她在白板上写了一个长多项式,让全班同学化简。
This is a polynomial of degree 3.
这是一个三次多项式。
You need to factor the polynomial completely.
你需要把这个多项式完全因式分解。
The expression is a polynomial in x.
这个表达式是关于x的多项式。
Not this
I studied polynomial in class.
Use this
I studied a polynomial in class.
英语中可数名词作宾语时通常需要冠词或限定词,中文常省略,所以应加不定冠词 "a"。
Not this
The teacher gave us three polynomial to solve.
Use this
The teacher gave us three polynomials to solve.
名词 "polynomial" 的复数形式是 "polynomials",中文复数通常不加s,所以容易遗漏。
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT.