In there, I want to make this distinction, this nuance: the evaluator is still going to be taking those expressions and using its rules to get a value, but it's not going to print them back out.

在这里，我想要做这么一个，细微差别：运算器依然会,对表达式,进行求值，但是不会,显示结果值。

麻省理工公开课 - 计算机科学及编程导论课程节选

PROFESSOR: And so in this case, it's using the same piece, but it's returning that middle value that says they're actually the same.

教授：那么实际在这个例子中，我们用的是同一个函数，它返回了中间的值也就是,0来表明着两个参数。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's a little more readable because I'm using a Boolean value that tells me, the programmer, this is true or this is false.

它更具有可读性一点,因为我使用了一个bool值，它告诉我或程序员，这是正确的或这是错误的。

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