unimportant

柯林斯词典

1. ADJ If you describe something or someone as unimportant, you mean that they do not have much influence, effect, or value, and are therefore not worth serious consideration. 不重要的
When they had married, six years before, the difference in their ages had seemed unimportant. 他们6年前结婚时，年龄上的差别似乎并不重要。

There's no point in arguing over something so unimportant.
These facts are unimportant in themselves , but if you put them together, they are more significant .
Don't get too preoccupied with unimportant details .
The education of girls was considered unimportant.
This problem is relatively unimportant when you consider other issues .