诗人之死与他的诗篇泾渭分明。
物理中速率和速度的概念,是泾渭分明的。
There is a very big difference in physics between speed and velocity.
在现实世界中，该生命周期并非始终泾渭分明。
或许，这两个应用领域根本就不能泾渭分明的划清界限。
And may be these two application areas are not so distinct from each other.
比较新的有关作个男人的定义远远没有那么僵硬和泾渭分明。
Newer definitions of being a man are much less rigid and clear.
比较新的有关作个男人的定义远远没有那么僵硬和泾渭分明。
Newer definitions of being a man are much less rigid and clear.
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