| 词汇 | impractical |
| 释义 | impractical adjective uk /ɪmˈpræk.tɪ.kəl/ us /ɪmˈpræk.tɪ.kəl/ Impractical people are not naturally good at doing useful jobs such as making or repairing things.（人）无动手能力的，手不灵巧的 Impractical arrangements, ideas, or methods cannot be done or used easily or effectively: （安排、想法或方法）不切实际的，不现实的 It's impractical to have so many people all trying to use this equipment at the same time.要让这么多人同时使用这个设备是不切实际的。 useless uselessWe have cleared out carloads of useless junk. no useMoney is no use if it's just sitting there. serve no purposeSuch warnings serve no purpose other than to scare the public. pointlessShe sees cleaning as a pointless exercise since everything is going to get dirty again. worthlessThe majority of objects in the exhibition are worthless junk. Impractical clothes, devices, etc. cause problems when used in normal situations: （衣服、装置等）不实用的 I love high heels but they're rather impractical.我喜欢高跟鞋，但它很不实用。 Useless and futile adrift aimless aimlessly aimlessness airy-fairy fruitless fruitlessly fruitlessness futile futilely negation no goodidiom non-viable nugatory ornamental unrealistic unrealistically unseriousness until you are blue in the faceidiom unviability impractical | American Dictionaryimpractical adjective us/ɪmˈpræk·tɪ·kəl/ not effective or reasonable, or (of people) not able to provide effective or simple solutions: an impractical plan It’s impractical to buy things just because they’re on sale. Examples of impracticalimpractical Direct investigation, using interstellar travel (either by us or by them) seems impractical at best and impossible at worst. However, it is impractical to make these terms identically zero. Such measures of essay length have two main weaknesses which render them impractical for writing evaluation. Computing the similarity between every pair of paths is obviously impractical. Also, the large memory requirements make these wave-based methods impractical in typical virtual reality applications. Conducting sociolinguistic interviews of a large sample of speakers is impractical for multilocality studies, largely because of the cost and time involved. Note that h is not the measured overall shell height, as direct measurement is impractical. Even if they can be identified, monitoring numerous tiny firms may simply be impractical for chronically under-manned and under-funded municipal regulatory agencies. However, to provide sufficient cases for analysis of maternal age and seasonal variations would require a very extensive and prolonged survey which might prove impractical. However, rendering a terrain at full resolution is impractical for terrains of any significant size. Conversely, smaller depth increments increase the potential for detecting change, but increase sampling and analysis demands, thereby rendering them impractical for most studies. In many seed testing situations, the number of tested seeds required to minimize producer's and consumer's risks may be impractical given the available testing resources. In addition, most real world domains are so complex that providing a complete set of rules is impractical or impossible. I n a real engine a honeycomb structure is impractical. As the problem gets more complex, gathering and organizing the widespread expert knowledge becomes impractical. See all examples of impractical These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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