Emitting too much greenhouse gases such as carbon dioxide lies at the root of global warming.

排放过多温室气体，如二氧化碳，是全球变暖的根本原因。

youdao

youdao

What lies at the root of his troubles is a sense of insecurity.

他的一切忧虑源于一种不安全感。

《牛津词典》

At the root of the sharp price decrease is reduced demand because of the economic downturn.

VOA: special.2009.01.03

But if you can accept the purity of the statement I just made, it is at the root of the thing you have a solution.

但如果你能够遵从原教旨主义的方式,那么这就是你解决此问题的根本

耶鲁公开课 - 古希腊历史简介课程节选

That's Western civilization, friends, and the Greeks are at the root of the whole thing.

这就是西方的文明,朋友们,而希腊人恰恰是这一切的源头所在

耶鲁公开课 - 古希腊历史简介课程节选

Bad regulations are always at the root of black markets and the criminality they spawn.

FORBES: Migranomics Instead of Walls

The point being that money and stature was at the root of all those realignment decisions.

FORBES: Tradition Fades When Media Revenue Pays in Conference Realignment Game

This vicious cycle of patronage and corruption lies at the root of Turkey's financial ills.

ECONOMIST: Fresh IMF money may save the economy, at a high social cost