> David: At some point in time, I'm going to have to have declared the variable as a float before I can then hand it to printf as the insertion value for that format strength.

>，大卫：在一个特定的时间，我将需要,声明float类型这样的变量,那样我就可以把它打印出来,像是格式化优点的插入值。

哈佛公开课 - 计算机科学课程节选

I need to now put this float somewhere, and I'll put it in a variable called f that you can call it whatever you'd like.

我现在需要把这个浮点数放在哪个地方，然后我把它放在,一个叫做f的变量里,你也可以给这个变量取其它的你喜欢的名字。

哈佛公开课 - 计算机科学课程节选

And I'm storing the answer in a variable called "answer" that's of type float.

我把这个答案存储在一个float类型的,叫做“answer“的变量中。

哈佛公开课 - 计算机科学课程节选