Geo-engineering has been shown to work, at least on a small localised scale.

地质工程已被证明是有效的，至少在一个小的局部范围内。

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The White House order on cost-cutting is the latest in a series of small-scale initiatives Obama has been carrying out that do not require congressional approval.

奥巴马最近推出了一系列无需国会批准的小规模刺激措施，白宫削减开支的要求是最新一项。

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Now that the tooling architecture has been proved on a small scale, this phase looks at proving the approach on a larger scale by rolling out the approach to a wider audience.

既然加工架构在一个小范围内被证实，这一阶段关注在较大的范围内延展方法是更广泛的受众接触到。

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So it is hardly surprising that the number of vaccines moving through the pipeline to large-scale trials has been small, and their progress sluggish.

ECONOMIST: AIDS vaccines on trial | The

Using the technology, they were able to share their experiences with fellow miners in Ghana, where small-scale mining has been going on for years.

BBC: NEWS | Technology | Miners tap into video goldmine

In three years, Ebay stock has been up and down in on a very small scale compared to other companies such as Amazon.

FORBES: eBay's Marketplace Business Still A Question Mark