/ɪmˈpræktɪkl ||; ɪmˈpræktɪkḷ/adj1 not sensible or realistic 不切实际的: It would be impractical to take our bikes on the train. 把我们的自行车搬上火车是行不通的。
2 (used about a person) not good at doing ordinary things that involve using your hands; not good at organizing or planning things （指人）做不了事情的，无办事能力的: He's clever but completely impractical. 他虽然聪明，但无办事能力。 [OPP] practical 反义词为practical