The two factors are directly linked.

这两个因素直接联系在一起。

《牛津词典》

Your nose is directly linked to your brain and nervous system.

鼻孔与大脑和神经系统直接相连。

youdao

This was not directly linked to the overall wealth of the country.

钱数并不与国家整体的财富直接关联。

youdao

Doctor Volkow says the dopamine levels were directly linked to the severity of the patient's inattention.

VOA: special.2009.09.29

The observations also showed that the speed was linked directly to the galaxies' distance from Earth.

VOA: special.2009.04.29

They are linked directly to a checking account so you are paying with your own money.

VOA: special.2009.05.21

It is not clear whether the new cases are directly linked to the drug.

FORBES: Genentech's Next Act

The first challenge is directly linked to the economic crisis and the management of its consequences.

UNESCO: Social and Human Sciences

Too-high stress hormone levels are directly linked to gastrointestinal problems, lowered immune response, anxiety disorders and depression.

FORBES: More Die of Heartbreak, More Often Than You Might Think