剑桥词典an occasion when you have been asked to give a formal talk about something （获邀就某事正式演说的）受邀演讲 He knows a lot about the history of this area , so he has many speaking engagements with local community groups . 他非常了解这个地区的历史，因此常常受邀在当地社区作报告。 返回 speaking engagement