thoughtless
/ˈθɔːtlɪs/adjective
1- (of a person or their behaviour) not showing consideration for the needs of other people（人, 行为）不为他人着想的, 不顾及他人的：
it was thoughtless of her to have rushed out and not said where she would be going.
她这样冲出去又不说去哪里, 真是太不为别人着想了。
1.1
- without consideration of the possible consequences不考虑后果的, 轻率的：
to think a few minutes of thoughtless pleasure could end in this.
想一想, 不顾后果的几分钟欢愉最终会落得如此下场。
派生词