In this sample output, no email information was returned for a qualifying customer (Lisa Hansen) because this element didn't exist in her XML "contactinfo" document.

在该示例输出中，没有返回符合条件的客户(Lisa Hansen)的电子邮件信息，因为该元素不存在于她的XML “ contactinfo ”文档中。

youdao

He says it is true that such crops can have higher output with less cost,but added: No one knows the consequences that will have on soil fertility and the human body.

VOA: special.2010.05.18

I'm still stunned to see how many entrepreneurs come to our offices in Palo Alto and it's all output and there's no thoughtfulness.

看到很多企业家来到,我们在帕洛阿尔托市的办公室,只是一个劲地说，却不动脑子,我感到十分惊讶。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

The head of news and current affairs at BBC Scotland told the Education and Culture Committee there would be "no loss of hours in our output and no drop in the quality of our output" as a result of proposed cuts, on 24 January 2012.

BBC: Scotland job cuts debate

Then we'd get more economic output at no cost--what a boon to productivity!

FORBES: Fact and Comment

So joining OPECs March pact to cut global output was no sacrifice.

FORBES: Follow through