这个问题的答案非常明确，不需要进一步讨论。

The answer to this question is ___clear-cut and needs no further discussion.

这片森林的边界非常分明，很容易辨认。

The ___clear-cut boundaries of the forest make it easy to identify.

这个项目的目标非常明确，没有任何模糊之处。

The project's goals are ___clear-cut with no ambiguity.