additional stop

例句：

1. 1. We need an additional pair of shoes for the trip.
   我们需要一双额外的鞋子来旅行。
2. 2. The teacher provided additional information about the topic.
   老师提供了关于这个主题的额外信息。
3. 3. They requested additional time to complete the project.
   他们要求额外的时间来完成这个项目。