s. not anticipated
[计] 非先行的
1. The party was filled with unanticipated guests, making it a lively event.
聚会上来了很多意想不到的客人，使得活动变得热闹。
2. She faced unanticipated challenges while starting her new job.
她在开始新工作时遇到了意想不到的挑战。
3. The weather forecast showed unanticipated rain, so we had to change our plans.
天气预报显示有意想不到的降雨，所以我们不得不改变计划。