困难多的

例句：

1. 1.The journey was difficult and required a lot of planning.
   这次旅行很困难，需要大量的计划。
2. 2.It's difficult to find a solution that works for everyone.
   很难找到一个适合每个人解决方案。
3. 3.The project was difficult, but I managed to complete it on time.
   这个项目很难，但我按时完成了。