Personal computers are cheap and getting cheaper.

个人电脑现在价格便宜，以后还会越来越便宜。

《牛津词典》

Also, wind power is cheap, and it's getting even cheaper.

此外，风能很便宜，而且越来越便宜。

youdao

Fewer emissions and cheaper travel sound pretty appealing.

较少的碳排放和较便宜的旅行费用听起来很诱人。

youdao

She said buying the cheaper imported rice worked well until the worldwide food crisis of two thousand eight.

VOA: special.2010.03.30

One reason for this is obvious; it's cheaper not to pay people, but the other reason is more interesting.

这样做的其中一个原因很明显;,不用付钱，当然就能省点了，但另一个原因更有意思。

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And so if you can cut out all of that advertising budget, then you can sell the product for much cheaper.

所以如果你把广告预算都去掉，产品就可以卖得便宜很多。

广告和价格的关系 - SpeakingMax英语口语达人

Advance tickets are cheaper but there is no solid data on the cost or number sold.

BBC: Have train fares gone up or down since British Rail?

Thirdly, we're envisioning a cheaper, mobile mobile iPad fitting into classrooms much better than the original.

ENGADGET: blogger-avatar

If you find the same room cheaper elsewhere, the company will pay you the difference.

BBC: A boom in same-day hotel booking apps