It's totally legit to cull a function, get back a value, do nothing with it other than compare it to another value.

挑选一个函数是完全合法的，返回一个值，用它来做些事情而不是用它与其它的值比较。

youdao

Cull out, that is, remove back faces; assume counterclockwise winding order for primitives.

剔除模式，剔除背面；假设图元顶点按逆时针顺序旋转排列。

youdao

They are then taken back to the slaughterhouse, where workers cull them and excise their livers.

然后它们会被送回屠宰场，那里的工人会进行精选，并切除它们的肝脏。

youdao

It's totally legit to cull a function, get back a value, do nothing with it other than compare it to another value.

挑选一个函数是完全合法的，返回一个值，用它来做些事情而不是用它与其它的值比较。

哈佛公开课 - 计算机科学课程节选

And we've only just begun using it, but it has just a bunch GetInt GetString GetDouble of very useful functions like GetInt, GetString, GetDouble, And so as those names imply, you can just cull these functions with no arguments and you'll get back that data type based on its name.

我们刚开始使用了它，里面有很多的,有用的函数，像，所以，那些名字暗示，你可以挑选这些,没有参数的函数，然后你可以通过它的名字,获取他们的数据类型。

哈佛公开课 - 计算机科学课程节选

Which means, producers here will have to scale back and cull its herds if Brussels has to stick to its milk output proposals.

BBC: The sour taste of enlargement

What better way to get things back on track than to cull your customer base and increase rates where you can get away with it?

FORBES: Magazine Article

The parliamentary committee Mr Wright chairs is expected to back the principle of targets but to advocate a drastic cull in their number.

ECONOMIST: Ministers can't think of a fourth way