In the next block of code I define the concept f: product, defining its preferred label, as well as alternate labels.

在接下来的代码块中，我定义了概念f： product，同时定义了它的优选标签和备选标签。

youdao

The next block defines the concept f: product, specifying a preferred label as well as optional alternates.

下一个代码块定义了概念f： product，指定了需要的标签和可选的选项。

youdao

allows your thread to block - by calling f.get() - to ensure the network calls succeed, or go away by ignoring f altogether.

可以阻塞线程，再调用f.get()可以让网络调用继续进行或是忽略掉f。

youdao

There are 14 f-block elements, and an Elizabethan sonnet contains 14 lines.

有14个f区的元素，正好伊丽莎白诗也有14行。

麻省理工公开课 - 固态化学导论课程节选

But if you avoid all of these minutia and focus really just on the idea, it looks like what was a blue say block, a so called statement, is now going to be something called printf where the F happens to stand for formatted.

但是如果你抛开所有这些繁琐的细节，把注意力集中到,它的编程思想，那么它只不过一个蓝色的say程序块，是一个声明,即所谓的printf函数，其中的f是,用于格式化输出。

哈佛公开课 - 计算机科学课程节选

And going ahead with the F-22 shouldn't in any way block development and funding of unmanned vehicles, which are becoming more sophisticated and deadly.

FORBES: Magazine Article

To file an FBAR, check the appropriate block on your federal form 1040 at Schedule B and then file form TD F 90-22.1, Report of Foreign Bank and Financial Accounts.

FORBES: FBAR Deadline Looming

To file an FBAR, check the appropriate block on your federal form 1040 at Schedule B and then file form TD F 90-22.1, Report of Foreign Bank and Financial Accounts (downloads as a pdf).

FORBES: Summer Tax Deadlines Approaching