s not anticipated
a. 未预料的
1. The project faced unforeseen challenges that delayed its completion.
这个项目遇到了意想不到的挑战，导致完成时间延迟。
2. We should prepare for unforeseen events during our trip.
我们应该为旅行中的意外事件做好准备。
3. Her success was due to her ability to adapt to unforeseen circumstances.
她的成功归功于她适应意外情况的能力。