The sig part of a signal name is optional.

信号名称中的SIG部分是可选的。

youdao

To view the current list of signals, use kill -l (the letter l) command. The list is presented in the form (signal number, signal name)

要查看当前信号列表，使用 -l （字母 l）命令。

youdao

In the view, you need to define signal handlers using the define_signal method. It takes a hash defining a signal name and a view method to handle that signal.

在视图中，您需要使用define_signal方法定义信号处理程序。

youdao

And so yes, the signal that this field of discursivity is on the table is introduced by the name of the author but it remains just a name.

所以的确，这种公开的散漫性的信号,就通过作者的名字被介绍出来，而且也仅仅只是个名字。

耶鲁公开课 - 文学理论导论课程节选

The pseudonym of the People's Daily columnist, Zhong Xuanli, is one the department has used before to signal its authorship (the name sounds in Chinese like an abbreviation of the Propaganda Department Theoretical Bureau).

ECONOMIST: Chinese propaganda just isn't what it used to be

Rule of thumb: excessive name paper-dropping is a poor signal.

FORBES: Titles Rarely Given to Blog Posts

President Obama has tried to engage with America's long-time foe, Iran, issuing a video address to both the people and leaders of Iran and calling the country by its official name, the Islamic Republic Iran, to signal that Washington was not seeking regime change.

BBC: Obama's first 100 days: Foreign policy