snowball effect

 滚雪球效应

►含义：

a situation in which something increases in size or importance at a faster and faster rate:

描述了一种情形，某事越来越快地累积自身的体量或重要性。

►例句：

The more successful you become, the more publicity you get and that publicity generates sales. It's a kind of snowball effect.

你越成功，你所获得的知名度也越高，你的知名度也会产生销售。这就是一种滚雪球效应。

►对话：

A: Liy invested in some shares and used the dividend payments to buy new shares to increase her portfolio. 

Lily投资了一些股票，并用股息购买了新的股票，以增加她的投资组合。

B: Looks like She’s quite good at investment. It’s a sort of snowball effect.

看样子她很善于投资啊。这是一种滚雪球效应。

►额外收获： 

1.publicity: n.知名度

2.dividend payments: 股息、股利分红

3.portfolio:投资组合