r. with official authorizationr. in a formal manner
adv. 正式地, 形式上
1. She was formally invited to the wedding.
她被正式邀请参加婚礼。
2. The meeting will start formally at 10 AM.
会议将于上午10点正式开始。
3. He spoke formally during the presentation.
他在演讲中使用了正式的语言。