non-trivial
adjective (also nontrivial) uk/ˌnɒnˈtrɪv.i.əl/ us/ˌnɑːnˈtrɪv.i.əl/
非常重要的
having value or importance
The police are trying to concentrate their efforts on non-trivial crimes.
The decision about funding is a non-trivial one which could have a long-lasting effect. 关于资金的决定非同小可，可能会产生长期的影响。
（问题）棘手的，不易解决的
A non-trivial problem is not easy to solve.
I soon realized that this was a non-trivial problem that was going to require a lot of time and thought. 我很快意识到这是一个棘手的问题，需要花很多时间来思考。
It's one of those challenges that looks easy at first, but once you try to solve it, you find it's non-trivial.
- More examples
- Some of these issues can be fixed easily but others require nontrivial modifications to the system.
- The impact of this legislation will be non-trivial, with the likelihood of many unintended consequences.
- The total invoice came to a non-trivial amount in excess of £10,000.