0 If a course of action, plan, etc. is impracticable, it is impossible to do in an effective way. -- （行動方案、計劃等）行不通的，不可行的
Unfortunately, the logarithm prevents every useful factorization of such an average and makes this method impracticable.
This project engaged some attention, but it was soon felt to be impracticable, and the thought was consequently abandoned.
First, while the use of a postal questionnaire made the collection of qualitative data impracticable, it enabled a large number of homes to be surveyed.
Proxy interviews were employed when direct interviews were impracticable for reasons of failing health or cognitive impairment.
No doubt it would be quite impracticable,32 but the possibility at least illustrates the distinction between the two types of legal relation.
What does it mean to say that rewarding desert is 'impracticable'?
If a medical examination proved to be 'impracticable', then the petition had to instead be accompanied by a certificate to that effect.
In the case of passenger traffic this would be impracticable, and the only solution of the problem is extensive clearing.
