It means anybody using that little function get float doesn't have to worry about what's inside of it. So for example, I decide I want to change the message I print out, I don't have to change the function, I just pass in a different parameter.

这代表着用这个方法去获得浮点数,的任何人都不用担心具体的实现了,例如，如果我想改变下,显示的信息的话，我不必去改变方法，我传个不同的参数就可以了。

麻省理工公开课 - 计算机科学及编程导论课程节选

I don't have to take math ever again, so the people here are like, they are in the class they want to be in the class,

我再也不用学习数学了，所以这里的学生可以想学什么学什么，

布朗的学生们 - SpeakingMax英语口语达人

You could just put it out of your mind.

你可以不用去想死亡了。

耶鲁公开课 - 死亡课程节选