1.
his rash dismissal of the offer
他对该提议轻率的拒绝.
2.
one cannot say such things lightly.
没人能如此轻率地说话。
3.
marked by rash extravagance.
具有轻率铺张的特征。
4.
I warned him against indiscretion in his conversation.
我告诫他谈话切忌轻率。
5.
the trait of acting rashly and without prudence.
做事情轻率，不审慎。
6.
He repented his thoughtlessness.
他后悔自己的轻率。
7.
He never made a decision lightly.
他从不轻率地作决定。
8.
It was imprudent of you to say so. = You were imprudent to say so.
你这样说是轻率的。
9.
She decided rashly to go there.
她决定去那里太轻率了。
10.
He answered somewhat hastily.
他回答得轻率了一点儿。
11.
Her attitude was reckless.
她的态度是轻率的。
12.
In my view, she was imprudent.
依我看，她未免太轻率了。
13.
Such indiscretion cannot be pardoned.
如此轻率是不可原谅的。
14.
unguarded comments, criticisms, etc
轻率的评语、 批评等
15.
One should not rush headlong into buying stocks.
不应轻率购买股票。
16.
A saucy or impudent girl.
野丫头轻率、鲁莽的女孩
17.
He rushed headlong into marriage.
他仓促轻率地结了婚。
18.
All this went along with his reputation as a casual and easy grader.
加之，他以轻率和轻松的打分者出名。