impractical

• adj. 不切实际的，不现实的；不能实行的

im-,不，非，practical,切合实际的。

impractical (adj.)

1823, from assimilated form of in- (1) "not, opposite of" + practical. Impracticable in the same sense dates from 1670s.

1. It became impractical to make a business trip by ocean liner.

乘坐远洋班轮进行商务旅行变得不合时宜了。

来自柯林斯例句

2. Geniuses are supposed to be eccentric and hopelessly impractical.

天才通常都被认为行为古怪而且毫无实践能力。

来自柯林斯例句

3. When stalking subjects, a tripod is impractical.

潜步跟踪目标时，用三脚架是不切实际的。

来自柯林斯例句

4. It was totally impractical to think that we could finish the job in two months.

认为我们能在两个月之内完成这项工作，这完全是不切实际的。

来自《权威词典》

5. The ideas of a visionary may seem impractical to us.

在我们看来,空想家的观念好像不切实际.

来自《简明英汉词典》