Scientists in many countries are studying ways of harnessing solar energy at a reasonable cost.

许多国家的科学家们正在研究一合理代价利用太阳能的方法。

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For a reasonable cost, you can purchase a sample of human DNA from a traditional vending machine.

以合理的价格，您可以从传统自动售卖机处购买一个人类dna的样本。

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External hard drives, however, offer the most flexibility for a general purpose Linux distribution at a reasonable cost.

不过，外置硬盘驱动器以合理的成本为通用的Linux发行版提供最多的灵活性。

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Lynn was referring to decades of controversy over whether it was possible to develop a missile that could hit and destroy an incoming missile in flight, and to do so at a reasonable and sustainable cost.

VOA: standard.2010.03.26

Where could it find performance hosting and support immediately and within a reasonable cost?

FORBES: How Al Jazeera Successfully Managed Through The Turmoil

Even better, she offers tips on how to get these documents prepared by a lawyer at a reasonable cost.

FORBES: See Your Estate Lawyer Now--If You Are Rich Or Frying A Turkey

In other words, small banks will be disproportionately hurt by higher capital costs and scarcity of capital at a reasonable cost.

FORBES: Chicago Fed Panel: Increased Capital Will Not Save The U.S. Banking System