是一个函数 in English translation

• is a function
• be a function

Examples of using 是一个函数 in Chinese and their translations into English

如果关系是一个函数，每次你代入一个数值x坐标，应该得到的相同的y坐标。
For a relation to be a function, every time you put in one numerical x coordinate, you should get the same y coordinate.

函数所做的最后一件事情是一个函数调用（递归的或者非递归的），这被称为尾部调用（tail-call）。
A function call(recursive or not) that is the last thing a function does is called a tail-call.

例如，下面是一个函数，它可以返回第一个输入参数的前一个和后一个数值。
For example, here is a function that returns the previous and next numbers of the first parameter passed.

如果是一个函数，则规定了原始值如何被解析改造，在被返回之前。
If a function, this prescribes how the value originally produced by parsing is transformed, before being returned.

(Ex)是一个函数，它接受一个参数x并应用函数E于它之上；.
(E x) is the function which takes an argument, x, and applies the function E to it;

组件是一个函数或一个Class，它可以接受输入并返回一个React元素。
A React component, on the other hand, is a function or a class that optionally accepts input and returns a React element.

闭包是一个函数与其本身所被定义的词法环境的结合。
A closure, that is, a function associated with its definition environment.

当函数的返回值是一个函数时，闭包的概念就变得更加相关了。
When a function returns a function, that is when the concept of closures becomes more relevant.

Print('helloworld')注意到print是一个函数.
In the case of print("Hello World!"), the name of the function is print and the.

设U为Rn的一个开子集，f:U→R是一个函数。
Let U be an open subset of Rn and f: U→ R a function.

在其它语言中，Lambda表达式的类型是一个函数；.
In languages that support first class functions, the type of the lambda expression would be a function;

方法也是一个属性，只不过这个属性恰好是一个可调用对象（通常是一个函数，但不是必需的）。
A method is just an attribute that happens to be a callable object(usually a function, but not necessarily).

另外，我已经设置每个vtable入口的类型是一个函数指针。
Additionally, I have set the type of each vtable entry to be a function pointer.

单元测试每次只测试一个代码单元，通常是一个函数或方法。
Unit tests test one unit of code at a time- usually one function or method.

亚马逊的成功是一个函数，计算着我们每年、每月、每周以及每天做了多少实验……」杰夫·贝索斯这么说是有道理的。
Our success at Amazon is a function of how many experiments we do per year, per month, per week, per day," Jeff Bezos has claimed.

简单来说，生成器是一个函数，它返回一个我们可以迭代的对象（迭代器）（一次一个值）。
Simply speaking, a generator is a function that returns an object(iterator) which we can iterate over(one value at a time).

亚马逊的成功是一个函数，计算着我们每年、每月、每周以及每天做了多少实验……」杰夫·贝索斯这么说是有道理的。
Our success at Amazon is a function of how many experiments we do per year, per month, per week, per day…"- Jeff Bezos.

闭包”是一个表达式(通常是一个函数)，它可以将自由变量与绑定这些变量的环境(“关闭”表达式)结合在一起。
A"closure" is an expression(typically a function) that can have free variables together with an environment that binds those variables(that"closes" the expression).

F是一个函数.
F is a function.

Print是一个函数.
Print is a function.