impracticality

1. I resent comments on the impracticality of small cars.
   我反对说小骄车不实用的说法。
2. Do you see the impracticality of your methodology? Literally, any unsubstantiated claim can survive with your reasoning.
   你现在知道你的方法有多不切实际了吗？实际上，任何未经证实的主张都可以让你的推论继续存在。
3. The trip's expense and impracticality have cooled government enthusiasm, says National Air and Space Museum historian Valerie Neal.
   美国国际航空历史博物馆（NationalAirandSpaceMuseumhistorian）瓦莱丽•尼尔指出，火星旅行的费用和不切实际使得政府的兴趣冷了下来。
4. As for the evaluation of forest ecological compensation effects in China, there exists the practical problem of inequity and impracticality, using only the national unified evaluation standard with the absence of standards for different projects in different areas.
   第六、对森林生态效益补偿资金使用效果的评价，目前由于缺乏不同地域范围的标准，而只是按全国统一的标准来评价，存在不公平和难操作的具体问题。

noun

1. concerned with theoretical possibilities rather than actual use