So what's behind this onslaught of mucus?

这种突如其来大量黏液的原因是什么呢？

Then in March the news abruptly turned sour.

此后三月份的新闻突如其来，让人不爽。

But that came out of the blue.

但突如其来的疫情让我们防不胜防。

He looks confused about what is happening.

他对这突如其来的横祸感到迷茫。

The cause of the sudden tension is not clear.

这次的剑拔弩张突如其来，原因尚不明确。

And then, as abruptly as it had begun, the spinning stopped.

接着，突如其来的转突然停止。

Like sudden, direct bursts of pain that came out of nowhere.

变成突如其来的一阵阵剧痛。

He was cut off by the sudden sound of gunfire.

他的话语被突如其来的炮火打断。

Erie has a reputation for treacherous flash storms.

伊利湖以其突如其来的闪电式风暴而闻名。

There was a blackout, and no sign at all of an incoming tsunami.

断电，海啸突如其来，没有一点征兆。

Can we get over the shocked silence already?

现在我们能够打破突如其来的吗？

Maybe it is sudden changes, or social situations.

也许是突如其来的变化，或者是社交场合。

And all of a sudden, that friend group happens and you start to settle in.

突如其来地朋友圈形成，你也开始适应。

So few countries would be able to avoid the crisis.

很少有国家能逃脱一场突如其来的能源危机。

Harry awoke as though the sudden darkness were an alarm.

这突如其来的黑暗像闹铃一样把哈利惊醒。

For example: I got caught out by the sudden shower of rain.

我被困在突如其来的暴雨中。

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

面对突如其来的帕金森症状，他是如何应对的呢？

Timeline: The rise and spectacular fall of FTX.

FTX 的崛起和突如其来的衰落。

A land of heat and swamp and sudden floods.

这个平原上的土地又热又湿，有时洪水突如其来。

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

然而，一股突如其来的寒流经此山峰，他们被雪困住。