roles 是 role 的复数roleKK [rol] /ɹoʊl/发音名词1角色戏剧、影视She landed the leading role in a new musical.她拿到了一出新音乐剧的主角。2作用、影响Diet plays a major role in preventing heart disease.饮食在预防心脏病上扮演重要的角色。3职责、职务、角色My role on the team is to coordinate with clients.我在团队里的职责是跟客户协调。4身分、地位Traditional gender roles are changing in many families.在许多家庭里,传统的性别角色正在改变。用这个字练口说→