劍橋詞典an occasion when you have been asked to give a formal talk about something （獲邀就某事正式演說(shuō)的）受邀演講 He knows a lot about the history of this area , so he has many speaking engagements with local community groups . 他非常了解這個(gè)地區(qū)的歷史，因此常常受邀在當(dāng)?shù)厣鐓^(qū)作報(bào)告。 返回 speaking engagement