Because of this comets are often called 'dirty snowballs.'

由此，彗星常被称为“肮脏雪球”。

I want to be able to throw a snowball without getting in trouble, he said.

“我希望能够在不陷入前提下打雪仗。”

In fact, astronomers sometimes call comets “dirty snowballs, ” which isn't a half-bad term.

事实上，天文学家有时称彗星为“脏雪球”，这个词还不赖。

And then it just snowballs from there.

然后情况会像滚雪球一样愈演愈烈。

Snowballs were thrown at the British.

雪球直接砸在英国人身上。

From there, things would snowball fast.

从那开始，事情会迅速地滚雪球一般发展。

Er, your tennis snowball came back.

你网球雪球回了。

Number eight is throwing snowballs, as a kid growing up in Canada, snowball fights were super common.

第八条是扔雪球。作为在加拿大长大孩子，打雪仗是非常常见。

Things just snowballed from there. He is really behind now.

事情因此变得，他确实落后了。"

We throw snowballs at each other, screaming and laughing.

我们互相扔雪球，叫着，笑着。

So it's just going to sort of snowball.

这就像滚雪球一样。

Of course, they're having a ball, but does hurling a snowball at a religious leader make you cold-hearted?

当然，他们有一个球，但是，向宗教领袖扔雪球会让你变得冷酷无情吗?

That way your motivation will keep snowballing when you wake up.

这样当你醒时候你动力就会继续滚雪球。

So, a snowball would not have much of a chance there.

因此，雪球在那里不会有什机会。

The answer is one of those dirty snowballs in space, a comet.

答案是太空中“脏雪球”之一——彗星。

In Tacoma, several hundred residents organized a mass snowball fight.

在塔科马，数百民众组织打大型雪仗。

Two pictures show William and Kate at play in a snowball fight.

从照片上可以看出威廉王子与凯特王妃在打雪仗。

What fun it is to throw snowballs, and to skate on the ice!

打雪仗和滑冰多有趣！

You could say, What began as a small problem snowballed into a huge problem very quickly.

你可以说，" 一开始小问题会迅速恶化成一个大。"

We were like little children-we made snowballs, and threw them at one another!

我们就像孩子一样——我们做雪球，并用它打雪仗！