play a role in

基本解释

Genetics: Genes play a role in how your body balances calories and energy.
遗传：基因在你的身体平衡热量和能量中扮演很重要的角色。
Damage to his frontal lobes, which play a role in behavior and personality, caused a host of other peculiar symptoms.
大脑中额叶的作用是控制行为和个性，对这个部分造成的损伤造成了一系列特别的症状。
I think this may be an extraordinary moment in history where Africa can become a continent of hope and the Bank can play a role in that.
他说："我认为，这可能是历史上一个不同寻常的时刻，使非洲成为一个希望的大陆，世行可以在这方面发挥作用。

That study asked them whether a patient's age and other illnesses might play a role in not recommending chemotherapy after surgery.
Also, more generally, it could be that these implicit attitudes play a role in judgment calls.
更普遍地来说，这些内隐态度可能,会影响你的主观判断。
耶鲁公开课 - 心理学导论课程节选
Because these things are unpaired, we have already seen how unpaired electrons play a role in the Stern-Gerlach experiment.
因为它们都是未成对的，我们已经发现,在Stern-Gerlach实验中,未成对电子扮演怎样一个角色了。
麻省理工公开课 - 固态化学导论课程节选

But I do believe that emotions can and should play a role in decision-making.
FORBES: Why Emotional Decisions Aren't Always Bad