s open to doubt or debate
s making great mental demands; hard to comprehend or solve or believe
a. 成问题的, 未定的, 疑难的, 有疑问的, 盖然性的, 或然性的
1. The project faced a problematic issue that needed to be solved quickly.
这个项目遇到了一个需要快速解决的问题。
2. It can be problematic to rely on technology for everything.
完全依赖技术可能会带来问题。
3. His problematic behavior in class made it difficult for others to learn.
他在课堂上的问题行为让其他同学很难学习。