" Fortuitous" - this means unplanned or coincidental.

“偶然发”—义是意外或巧合。

Researchers estimate that half of consumer spending is unplanned.

据研究人员估算 有一半消费者支出是计划外。

It was a big, unplanned BBC Learning English meet up!

这真是一场没有提前计划BBC《地道英语》大聚会！

Unplanned breaks are antithetical to the pervasive anxiety to perform.

计划外休息对保持良好表现焦虑很利。

533 days of unplanned space travel where anything could go wrong.

533 天超出计划外宇宙航行，哪里都可能会出差错。

He likes things unplanned and likes to see where the road takes him.

他喜欢没有计划做事情，喜欢顺其然。

Everything Jake and I have done has been pretty unplanned and organically unfolds.

杰克和我所做每一件事都是完全没有计划，而且是有机地展开。

But this is likely the first unplanned strike to be identified in this way.

但这可能是第一次计划外以这种方式被发现撞击。

Three years later, the percentage of births from unplanned pregnancies dropped 23 percent.

三年后，计划外怀孕比例减少了 23%。

The document sets rules for naval ships and aircraft to follow during unplanned contacts at sea.

该文件规定了海军舰船和飞机在海上意外相遇时应该遵守规则。

When an unplanned event impacts the situation, it's important to remember to stay calm and focused.

当一个意想事件影响当时情况时，很重要是要记住保持冷静和专注。

For example, human error is often the reason police give for a preventable – but unplanned – accident.

例如，" 人为过失（human error）" 多指警察给出造成本可以预防、却意外发了事故原因。

But the strategic implications of his thuggery look no less dire for being, in all likelihood, unplanned.

但是，探究特朗普暴行所采用策略，细思极恐，因为他极有可能是没有任何计划。

Sophia had already had two unplanned children before this third child was born.

在第三个孩子出之前苏菲亚就已经有两个未预期孩子了。

They were neither planned nor unplanned; they came when they came, and we were glad to have them.

他们既非计划育也是突然袭击；他们来了就来了，我们很高兴有了他们。

Let's talk about personal management skills. What life skills can help people stay in control of unplanned situations?

我们来谈谈个人管理技能。什么样活技能可以帮助人们控制计划外情况？

In fact, about half of all unplanned pregnancies occur to women who are actually using birth control, like Sophia.

事实上，所有意外怀孕女性当中有大约一半有在避孕，就像苏菲亚。

We worked there because patient surveys showed, when we started, that more than half of all pregnancies were unplanned.

我们努力，是因为调查指出，刚开始时总数有超过半数怀孕在计划之外。

What seemed like an unplanned comment about Syria's chemical weapons had a major effect on world events this week.

一段对叙利亚化武偶然评论可能对本周世界事件产重大影响。

Sophia's story demonstrates how unplanned pregnancy is rooted in inequitable access to birth control.

苏菲亚故事呈现出在计划中怀孕根源于无法平等取得避孕方法。