Definition
- C2
to encounter an unforeseen difficulty
遇到意外的困难
We ran up against some unforeseen difficulties while preparing the report.
我们在准备报告时遇到了一些意外的困难。
During the project, we ran up against some troubles due to new regulations we had to follow.
在项目进行期间，我们因为需要遵守新规定而遇到了一些麻烦。
They ran up against unexpected obstacles while searching for information.
他们在搜寻信息时遇到了意想不到的障碍。