Payment is a form of applause; all the more convincing because it is costly.

付钱就是鼓掌的一种形式；花钱多就更令人信服。

youdao

That also means, however, that it is costly for others to replicate or invade.

不过这也意味着其他人也需耗资巨大来复制或干扰它。

youdao

Of course, it is costly to revise important architectural decisions again and again.

当然，一次又一次地修改重要的体系结构成本非常高。

youdao

The goal is to support a private space transportation industry that makes it easier and less costly to reach space.

VOA: special.2010.04.28

Kerosene costs less than other forms of lighting, but it is still costly in poor countries.

VOA: special.2009.12.21

Doctor Winkel says antivenom treatment is too costly for many poor people who need it most.

VOA: special.2009.05.05

Although basic goods in China are still relatively cheap, it is costly to lead a middle-class life in China.

WSJ: An Unhappy Middle in the Middle Kingdom

But it is costly and time-consuming for individuals to gather such credit information.

ECONOMIST: Stocks in trade | The

"It is costly to send nurses into the home, but not nearly as costly as readmissions, " says Aetna national medical director Randall Krakauer.

WSJ: Bringing the Hospital to Your Home