China is also actively developing high-speed maglev trains.

中国也在积极发展高速磁悬浮列车。

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Now also actively developing new products.

目前也积极开发新产品。

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Research institutions in many countries are actively developing alternatives to plastic bags.

许多国家的研究机构也积极研制塑料袋的替代品。

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The code advises against actively recruiting health workers from developing countries that face severe shortages.

VOA: special.2010.06.07

"When the mites are actively developing, they do so in the brood cells where the bee larvae are growing, " she added.

BBC: NEWS | Science/Nature | Sticky bees combat insect pests

Paradoxically, China is actively developing a medical sector, including biotech, that is creating a number of high-performing companies and personal fortunes.

FORBES: China's Aching Lapses in Healthcare

Many airlines -- Virgin being one example -- are actively developing bio-fuel technologies in an attempt to reduce their reliance on carbon-emitting fossil fuels, while a great deal of work is being done in the area of improving air-traffic management.

CNN: Green wing:?can technology make flying more environmentally friendly?