Here's the answer to the question: kill % 1 kills your background job labeled 1.

这里提供了问题的答案：kill % 1会终止标签为1的后台工作。

youdao

Delayed_job is a background job server that integrates well with Rails and ActiveRecord.

delayed_job是一个后台作业服务器，它能够与Rails和ActiveRecord整合。

youdao

We have a background job to load a large amount of IsoDeal data by chunks for downstream processing.

我们有一个后台任务，分段加载大量的IsoDeal数据用于后续处理。

youdao

But it's not her job. "I have no chemistry background.

VOA: standard.2010.05.06

I was at Princeton from 83 to 86, got my master in chemical engineering Now i serve as the administrator of the United States Envrionment Protection Agency My engineering background is extremely important to the job i do everyday.

3-86年我在普林斯顿大学学习，取得了化学工程的硕士学位,我现在的职务是,美国环境保护署署长,我的工程学背景,对我现在的日常工作十分重要。

普林斯顿公开课 - 领导能力简介课程节选

Most businesses perform criminal background checks on job applicants, but the EEOC guidance frowns on such checks and creates new legal tripwires that could spark federal lawsuits.

WSJ: James Bovard: Perform Criminal Background Checks at Your Peril

"The people of New York City will decide for themselves who they want as mayor, who they want to take the City of New York into the future and who's got the best background to do the job and to do the job right, " Mr. Liu said.

WSJ: New York City Comptroller Liu Defends Campaign

David Roach, the athletic director at Colgate, points out that were Moglia to get a job, his background could be an asset in recruiting.

FORBES: Careers