Officiation
执行职务\\n主持（仪式等）
🗣️ 情景例句
Don't worry about it. It's nothing.
别担心，没事儿。
Please come to the airport by eight thirty at the latest.
最迟要在8点30分到达机场。
You'd better let her alone.
你们最好是让她一个人呆会儿。