flag input

例句：

1. 1. 输入
   作为动词
2. 1. The team needs to input all the necessary information into the database.
   团队需要将所有必要的信息输入到数据库中。
3. 2. She flagged in at the airport and was given a boarding pass.
   她在机场登机并获得了登机牌。
4. 3. The flag input is crucial for the success of the project.
   标志输入对于项目的成功至关重要。