impracticable aim不切实际的目标
impracticable analysis架空分析
impracticable suggestion不能实行的建议
virtually impracticable实际上办不到的
impracticable plan不切实际的计划
though impracticable虽不足为训”本作“虽不足效法”
impracticable argumert阔于事理
impracticable scheme不能实行的计划
ADJ（形容词） If something such as a course of action is impracticable, it is impossible to do. 行不通的; 不切实际的 [usu v-link ADJ]
Such measures would be highly impracticable and almost impossible to apply.
此类措施非常不切实际，几乎不可能付诸实施。