If you describe someone's behaviour as imprudent, you think it is not sensible or carefully thought out.
例句
...an imprudent investment...一笔轻率的投资The Government of Jamaica consider it imprudent to abolish the death penalty.牙买加政府认为废除死刑是轻率之举。
英汉词典释义
adj.
不明智的, 不谨慎的
It would be imprudent of you to make enemies of those who can help you.与能帮助你的人为敌将是不明智的。
英英词典释义
Adjective
1. not prudent or wise;
"very imprudent of her mother to encourage her in such silly romantic ideas""would be imprudent for a noneconomist to talk about the details of economic policy"- A.M.Schlesinger