In the absence of parents' company in their childhood, these children will lack of confidence.

童年时缺乏父母陪伴，孩子们会缺乏自信。

youdao

I can declare in no uncertain terms that not praising children can lead to their lack of confidence.

我可以毫不含糊地说，不赞扬孩子会导致他们缺乏自信。

youdao

If they lack confidence in that mental model, they have less incentive to use the software themselves, [...].

如果他们对心智模型缺乏信心，他们本身就会缺乏使用软件的动力[……]。

youdao

Similar surveys show that the public in countries with large Muslim populations - including Turkey - lack the confidence Iranian President Mahmoud Ahmadinejad can do the right thing regarding world affairs.

VOA: standard.2010.07.26

And the Clarets will not lack in confidence, having put away Chelsea and Arsenal in previous rounds.

BBC: Alan Hansen's column

This is still, in part, the imposter syndrome and due to a lack of confidence in being authentic.

FORBES: Why Can't We Just Be Real? Overcoming the Imposter Syndrome

But for now, brand marketers still have a lack of confidence in the Hispanic market that is in direct proportion to their lack of knowledge about the community.

FORBES: Capturing the Hispanic Market Will Require More Than A Total Market Strategy