He didn't believe the practicality of my proposal.

他不相信我建议的可行性。

It works in theory but we still need to see how it works in practicality.

理论上它行得通，但我们还需要看看它是否实用。

The practicalities cited by this professor are in line with the theory.

这位教授列举的实例都很符合该理论。

I bought these shoes for their practicality.

我买这双鞋是因其实用性

The practicality of the product allowed it to transcend geographic boundaries.

这个产品的实用性使其超越了地理界限的限制。

The furniture managed to combine practicality with elegance.

这家具结合了实用与优雅。

The room's style exemplifies their ideal of "beauty and practicality."

这个房间的风格是他们“美观实用”理想的典范。

I was impressed by her practicality.

她做事踏实，着实令我赞佩。

I have doubts about the practicality of their proposal.

我怀疑他们的建议是否行得通。

For us, it was sheer practicality.

对我们来说，这是纯粹的务实性。