[] agreed to, set, said, done, etc. by sb in authority, especially a government 正式的；官方的；官方授权的◆Official figures show that business investment fell by 12% in the third quarter. 官方数字显示第三季度企业投资下降了 12%。◆There is to be an official enquiry into the bank's collapse. 当局将对银行倒闭事件展开调查。◆The country's official language is Spanish. 这个国家的官方语言是西班牙语。
[] connected with a person's job, especially an important one 公务的；公职的◆official responsibilities 公务◆His official title is director of research. 他的职位是研究部总监。◆She made the trip to New York in her official capacity. 她以官方身分到访纽约。
[] formal and attended by people in authority 正式的；公务的；官方场合的◆The plant's official opening is next week. 工厂将於下周举行正式开工仪式。◆an official reception 官方招待会