这是一个相当微不足道的过错。

It's a fairly ___trivial offense.

这对你来说可能似乎微不足道，但对我很重要。

It may seem ___trivial to you but it matters to me.

职场性骚扰不是一个微不足道的问题。

Sexual harassment in the workplace is not a ___trivial matter.