" Fortuitous" - this means unplanned or coincidental.

“偶然发生的”—含义是意外或巧。

Researchers estimate that half of consumer spending is unplanned.

据研究人员的估算 有一半的消费者支出是计划外的。

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

这真是一场没有提前计划的BBC《地道英语》的大聚会！

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的以这种方式被发现的撞击。

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的规则。

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

他们既非计划生育也不是突然袭击；他们来了就来了，我们很高兴有了他们。

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

例如，" 人为过失（human error）" 多指警察给出的造成本可以预防、却意外发生了的事故的原因。

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

一段对叙利亚化武的偶然评论可能对本周的世界事件产生重大影响。

In the Washington D.C. metro area alone in 2013, squirrels were the reason for 21% of all unplanned power outages.

仅在 2013 的华盛顿特区，所有的意外停电中，因松鼠造成的占 21% 。

Just because she was unplanned and not good at math?

就因为她是意外怀孕所生 而且数学不好吗?

I love making fun of his unplanned pregnancy.

我就爱拿他的意外怀孕开玩笑。

I don't think anyone here wants an unplanned pregnancy.

在场没人希望孩子意外怀孕吧。

But with the outbreak of the coronavirus pandemic many children are having to take an extended and unplanned break from school.

但是随着冠状病毒大流行的爆发，许多孩子不得不放了一场得到延长并在计划外的假期。

The next best offer in the industry — 99.5 percent of time — equals 44 hours of unplanned downtime a year.

而业内仅次于我们的最佳开机率为99.5%，相当于每的意外停机时间为44小时。

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

他喜欢没有计划的做事情，喜欢顺其自然。

When you make an unplanned purchase, you shift money around among categories, while constantly doing bookkeeping and maintaining flexible categories of spending.

当你进行计划外的购买时，你会将钱在不同的类别间转移，同时不断地记账并保持灵活的支出类别。

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的策略，细思极恐，因为他极有可能是没有任何计划的。

It has been described by one historian as “a tremendous display of humanity”, unplanned and unexpected in many places on the western front.

一位历史学家把这次停战成为“人性的彰显”，西方战线许多战场在没有计划的情况下自发休战。

Yes, well, complete with an unplanned pregnancy, a trip to a French sanatorium, my mother and a whole lot of flannel.

是啊 还包括意外怀孕，去法国疗养院休养还有老妈和一堆花言巧语。

When the plane abruptly altered course to make the unplanned landing in Minsk, fellow passengers recalled him saying he would be executed in Belarus.

据其他乘客加快，当飞机突然改变航向并计划外地在明斯克降落时，普罗塔塞维奇说自已会在白俄罗斯被处决。