I have doubts about the practicality of their proposal.
我怀疑他们的建议是否行得通。
I was impressed by her practicality.
她做事踏实，着实令我赞佩。
It sounds like a good idea; let's look at the practicalities and work out the costs.
这个主意听起来不错。咱们来看看实际运作，计算一下费用。
1.实际;实用;实用性;实践性
2.实物;实例
1.the quality of being effective, useful, or suitable for a particular purpose or situation
2.a sensible attitude toward making decisions and plans
3.the real facts or details of a situation, rather than ideas or theories
1.The utility model has the advantages of practicality, beauty and firm structure; the display board is not easy to deform in carrying loads.
本实用新型美观实用，结构牢固，展板承受重物时不易变形。
2.As for his signature style of wearing a suit with sneakers, Timberlake said it was more a matter of practicality than design.
对于自己西装搭配运动鞋的标志性风格，贾斯汀称这更多考虑的是实用性而不仅仅是美观。
3.The Turing machines soon made a comeback, but Turing's image had become that of a pure mathematical logician, unrelated to practicality.
图灵机很快卷土重来，但是图灵的形象变成了一位纯碎的数学逻辑学家，和实用性无关。
4.The analyzing result of a piled slab-beam wharf in Zhejiang province verified the practicality of this method.
并以浙江省某梁板式高桩码头为例进行实际应用分析，结果表明这种方法具有实际应用价值。
5.Perhaps one could argue it was no coincidence that Concrete Art should have appeared in a country which appreciates practicality and order.
“具体艺术”出现在瑞士也许并非巧合，瑞士正是一个崇尚实用性和秩序的国家。
6.Instead, you'll have time to test both the feasibility of your business idea and the practicality of you running such a business.
相反，你还有时间去测试你经营理念的可行性以及你经营的事业的实用性。
7."On a level of practicality, it makes up for the fact that Chinese characters do not indicate the sounds themselves, " he says.
“在实用层面上，它弥补了汉字本身并不表音的缺陷。”他这样说。
8.If I ever wanted a relationship it would be for the sake of company, conversation, security and practicality.
如果说我还需要一份恋情的话，那么可能是我为了找人做伴、倾诉，或者出于安全、现实利益考虑而为之。
9.A case study of the building excavation in Kaohsiung city is performed to demonstrate the effectiveness and practicality of this model.
为验证模式的有效性与实用性，本文以高雄市建筑物挡土开挖发生崩坍的事故为案例进行探讨。
10.The field vehicular experiment results show that this method has advantages of simpleness, practicality and high efficiency.
实车试验结果表明：该方法能够进行坡道识别，并具有简单、实用、高效的优点；