All this publicity has had a snowball effect on the sales of their latest album.

所有这些宣传对他们最新唱片的销售产生了一种滚雪球效应。

《牛津词典》

He rolled a snowball.

他滚了一个雪球。

《新英汉大辞典》

A snowball thrown in our face feels cold and hurts us.

一个雪球砸在我们脸上，会让我们感到寒冷和疼痛。

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A Washington landmark, Dupont Circle, became ground zero for a massive, friendly snowball fight that was organized on Twitter and other social networking sites.

VOA: standard.2010.02.07

The News of the World phone-hacking scandal is a snowball that just keeps growing.

FORBES: Is The 'News of the World' Scandal a Conspiracy?

Customers who could evangelise the Surface Pro and create a snowball effect in sales.

FORBES: Microsoft's PR Team Misfires As The Surface Pro Launches

One afternoon I spotted Mary in the yard there, taking part in a snowball fight.

NEWYORKER: Amundsen