adj.不切实际的，不现实的，不明智的，手不灵巧的，不善于规划(或组织)的

Wearing high heels to climb a mountain is as impractical as trying to catch a whale with a fishing net.
穿着高跟鞋爬山就像试图用渔网捕捉鲸鱼一样不切实际。
She dreams of learning to fly a jet on her vacation, an utterly impractical aspiration for a beginner.
她梦想在度假时学习驾驶喷气式飞机，这对初学者来说是完全不切实际的幻想。
Building a snowman in the middle of July is an exercise in futility and impracticality.
在七月堆雪人，简直是徒劳且不切实际的行为。
Her plan to start a business selling ice cream in Antarctica is nothing short of an impractical pipe dream.
她在南极洲卖冰淇淋的创业计划无异于一个不切实际的空想。
Learning to play the violin at 50, expecting to be a concert master, is a wildly impractical ambition.
五十岁才开始学小提琴并期望成为大师，这是非常不切实际的抱负。
Biking across the desert without water or a map is a reckless and impractical endeavor.
没有水和地图就骑行穿越沙漠，这是一次鲁莽且不切实际的尝试。
Believing that aliens will solve our problems is an impractical optimism.
期待外星人来解决我们的问题是一种不切实际的乐观主义。
Proposing to your partner during a thunderstorm, with no ring, is an overly dramatic and impractical gesture.
在雷雨中向伴侣求婚，手上却没有戒指，这是一次过于戏剧化且不切实际的行为。
Hoping to become a world-class chef without any formal training is a dauntingly impractical aspiration.
没有任何正规训练就想成为世界级厨师，这是一个令人望而却步的不切实际目标。
The idea of teleporting to work every day is pure science fiction, an utterly impractical notion in reality.
每天通过瞬间传送去上班的想法纯粹是科幻，现实中根本就是不切实际的构想。