Yet researchers from Stanford University say new treatments are often no better than existing ones, but are almost always more costly.

VOA: special.2009.08.14

We'll see later on, there are classes of computation that are inherently much more complex. We hate them, because they're costly, but they're sometimes inherently that way.

我们会稍后详细的讲讲这个,有许多内在更加复杂的种类的算法,我们痛恨它们，因为它们很耗时。

麻省理工公开课 - 计算机科学及编程导论课程节选

She said the new law will reward quality over quantity of care, creating a system that prevents diseases before more costly treatment is required.

VOA: special.2010.04.21

To save money,they may buy small bedding plants instead of more costly plants or trees.

VOA: special.2009.02.03

He says they should make alcohol more costly and harder to get.

VOA: special.2009.09.08

Now,those loans have become more costly as local currencies have lost value.

VOA: special.2009.03.06

Wealthier people could buy more costly tickets to sit in other areas.

VOA: special.2010.01.06

But this process is more costly and labor intensive.

VOA: special.2009.04.07

A more costly incident took place on February tenth.

VOA: special.2009.04.01

Mister Arbuckle also would like to see more attention on prevention so fewer people need costly medical treatment.

VOA: special.2010.03.26

It is also more effective and less costly than the drugs traditionally used.

VOA: special.2010.01.04

Medical industry observers expect to see an increase in medical travelers, as continuing costly health care at home drives more Americans to seek medical services overseas.

VOA: standard.2010.04.08

"We are committed to helping more Americans to get the health care coverage they need, not through nationalizing the system with a costly government-run plan, but rather by supporting free-market incentives to help small business owners to make coverage more accessible and affordable,".

VOA: standard.2009.08.08