House prices keep rising and falling but they should eventually even out.

房价一直时涨时落，但最终应该会趋于稳定。

《牛津词典》

That's one reason why the idea of a national list hasn't gone anywhere while drug costs keep rising fast.

这就是为什么全国性药品名录还未出台的原因，也是药品价格持续走高的原因。

youdao

And the foreclosures keep rising.

结果是止赎数量继续上升。

youdao

They say a majority of people are afraid of being thrown out of their homes because rents are rising and they do not have the money to keep pace with this.

VOA: standard.2009.09.20

In the longer term, the yuan needs to keep rising against a basket of currencies.

ECONOMIST: Attacks on China��s cheap currency are overdone

Unless it can recruit and retain more teachers, class sizes are likely to keep rising.

ECONOMIST: Education

But it is unclear how much more ad inventory Google can sell, particularly if rates keep rising.

FORBES: Internet