Tom and Huck suddenly appear.

汤姆和哈克突然出现了。

youdao

When they suddenly appear, the family and neighbors are surprised to see them, but very pleased to find that they are alive.

当他们突然出现时，家人和邻居看到他们都很惊讶，但很高兴发现他们还活着。

youdao

But even using just one eye, the world doesn't suddenly appear flat.

但是如果仅睁开一只眼，世界并不是一下子变平了。

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The symptoms appear suddenly and last a few weeks or months before slowly disappearing.

VOA: special.2009.01.06

It's about how so many plans in finance are messed up by rare events that suddenly appear out of nowhere.

书中提到金融界中突然出现的小概率事件,怎样搞砸了无数计划

耶鲁公开课 - 金融市场课程节选

The warning signs usually appear suddenly.

VOA: special.2009.08.12

In fact, even the most doggedly Democratic districts suddenly appear to be at some risk.

ECONOMIST: The only question is just how bad it will be for the Democrats

Will the US and Israeli belief that a hero will suddenly appear to save the day for the Palestinians never die?

CENTERFORSECURITYPOLICY: No heroes in Act Three

As a result, several of those institutions suddenly appear to eclipse competitors in other countries if they are measured on the same basis.

FORBES: Is JPMorgan Too Big And Complex To Manage?