雅思考试必背高频词组短语 play roles in
释义：
play roles in 扮演……角色;发挥……作用
例句：
Many social and cultural factors play roles in determining which promising students get on the path toward international math recognition.
许多社会和文化因素发挥作用，决定哪些有前途的学生可通往国际数学认可的道路。
Users play roles in organizations.
用户在组织中扮演角色。
Fatigue and psychological stress may also play roles in their occurrence.
疲劳与心理紧张对夜惊发生也有影响。
Museums play roles in cultural transmission, cultural comprehension and moral education.
博物馆承载着文化传承、文化解读与情感教育诸项文化功能。
But recently, more and more evidences showed IFI-200 family members play roles in human cancers and autoimmune diseases.
但是，最近愈来愈多的证据显示IFI- 200家族成员在人类肿瘤及自身免疫疾病中起作用。
Various new techniques play roles in the field of diagnosis of pancreatic tumor and may be helpful for its diagnosis and the judgment of its resectability.
各种新技术在胰腺肿瘤诊断领域发挥了作用，有助于胰腺肿瘤的诊断和可切除性的判断。
The joint establishment of expert committee with SITI would further play roles in the propelling of industrialization and standardization in China and Korea.
此次与产研院合作建立大数据专家委员会，将为进一步推进中韩数据产业化及数据标准工作发挥作用。
In order to solve this problem, we can reform these facilities with new technology. After that these almost abandoned facilities can play roles in mining production.
针对此现状，通过对其进行技术改造，使这些即将报废的旧设备继续为矿井生产服务。
It shows, specifically, what parts of the service provider play roles in the service requirements contract and how constraints on the component fulfill business constraints.
它特定的显示服务提供者的各个部分在服务需求契约中扮演什么角色，以及合成元素完成业务的约束。
It shows, specifically, what parts of the service provider play roles in the service architecture and how constraints on the participant fulfill architectural and business constraints.
特别需要指出的是，它显示了服务提供商在服务架构中发挥的作用，以及在参与者方面的限制因素是如何对结构和业务施加影响的。
It also demonstrated that both non-respiration related neuron(LVPO)and respiration related neuron(nucleus retrofacialis, NRF)might play roles in central chemoreception in respiratory regulation.
非呼吸相关神经元（LVPO）与呼吸相关神经元（面神经后核，NRF）同样可能参与中枢化学感受而调节呼吸活动。
Evidence has shown that immunological suppression, angiogenesis in tumor tissues as well as surgery may all play roles in tumor dormancy activation, and thus lead to tumor reoccurrence and metastasis.
有证据显示，免疫抑制、新生血管生成及外科手术等因素可使肿瘤休眠细胞激活，从而引发肿瘤的复发和转移。
Many people play roles in IT projects and all have different skills and motivations, from the CEO (who focuses on sustaining business value) to the functional and technical implementation teams (which address technical components) to end users (who need the end results to help them work efficiently).