He blurted out the answer without thinking.

他不假思索脱口说出了答案。

《牛津词典》

I turned left automatically without thinking.

我不假思索地向左转弯。

《牛津词典》

Without thinking, Neil cupped his hands over his genitals.

尼尔想都没想就用手捂住了他的外生殖器。

《柯林斯英汉双解大词典》

They might talk too much. And they might act and speak without thinking about the results of their behavior.

VOA: special.2009.09.16

We are honoring instead the integrity of what they're saying without thinking about whether or not it might be true.

我们事实上反而在,尊重他们所说内容的真实性,却从未想过这到底是不是真的。

耶鲁公开课 - 文学理论导论课程节选

I really thought as an entrepreneur, as a startup, you really cannot spend money like hell without thinking about tomorrow.

作为一个创业者，在创业初期,不能随意烧钱而至公司未来于不顾。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

Without thinking, a flash of cunning in his eyes, Nawab lunged for the gun, but missed.

NEWYORKER: Nawabdin Electrician

Most leaders move too quickly to identify goals without thinking about the underlying philosophy.

FORBES: A Can-Do Country

But don't sell that stock without thinking through all the financial consequences, warns Soss.

FORBES: The Last Bush Tax Cut