So what's behind this onslaught of mucus?

这种突如其来大量黏液原因是什么呢？

Then in March the news abruptly turned sour.

此后三月份新闻突如其来，让人不。

My body was discovered by my neighbor Mrs. Martha Huber, who'd been startled by a strange popping sound.

我尸体是被我邻居Martha Huber发现，她被这突如其来声音吓了一跳。

Over and over again he dreamed about his parents disappearing in a flash of green light, while a high voice cackled with laughter.

他一遍遍地梦见爸爸妈妈在突如其来一道绿光中消失，同时还有一个很响声音在嘎嘎怪笑。

Washington, the city of form and rules, turned chaotic by a blast of real winter and a single slap of metal on metal.

突如其来冬天风以及金属与金属撞击声，使这个布局合理、井然有序城市突然变得混乱起来。

But that came out of the blue.

但突如其来疫情让我们防不胜防。

Many people get the idea from the mass of bones in the pit wall that some disaster, such as a volcanic explosion or a sudden flood, killed a whole herd of dinosaurs in this area.

许多人从坑壁上大量骨头中产生联想：某种灾难，如火山爆发或突如其来洪水，杀死了这一地个恐龙群。

He looks confused about what is happening.

他对这突如其来横祸感到迷茫。

Erie has a reputation for treacherous flash storms.

伊利湖以其突如其来闪电式风暴而闻名。

If you ever get caught driving in a fast descending snowstorm, here's a tip.

如果开车途中恰逢突如其来暴风雪，下面这个驾驶小技巧了解一下。

Maybe it is sudden changes, or social situations.

也许是突如其来变化，或者是社交场合。

So, what is the strategy he uses to deal with these Parkinson's symptoms?

面对突如其来帕金森症状，他是如何应对呢？

It is sometimes said that the British don't know how to respond to compliments.

据说有时候英国人根本不知道如何应对突如其来赞美。

His answer to this sudden attack was delightful to their mother's ear.

彬格莱先生对她这一番突如其来挑衅回答得叫她母亲很是高兴。

The cause of the sudden tension is not clear.

这次剑拔弩张突如其来，原因尚不明确。

'Don't go on! 'cried Tess. 'I can't believe in such a sudden change!

“别再说下去了! ” 苔丝叫了起来, “我不能相信这样一个突如其来改变!

Cut it down? What... is this destructive all the sudden?

把它剪下来（cut it down）？这突如其来破坏是什么？

Looking back on the extended mission, Williams told CNN it's all part of the job.

回顾突如其来加班，威廉姆斯向CNN表示这是她们工作一部分。

There was no lifechanging epiphany at that precise moment or in the immediate aftermath.

在那一刻，或者在那这场突如其来灾难之后，没有改变人生顿悟。

However, a cold snap has blown through the mountains, snowing them in.

然而，一股突如其来流经此山峰，他们被雪困住了。