White is cleansing and purifying.

白色很干净并纯洁。

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Following are recommendations for storing and purifying water supplies.

以下是储存和净化食水的一些建议。

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The wetland plays a crucial role in producing oxygen and purifying the air.

湿地在产生氧气和净化空气方面有至关重要的作用。

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Before that, diabetics had been treated with insulin that came from a different source, usually from pigs, so by harvesting and purifying insulin from pig pancreas.

在此之前 糖尿病患者,所用的胰岛素来自于不同的来源,通常是从猪身上提取的,是从猪的胰腺中提取并纯化而成的

耶鲁公开课 - 生物医学工程探索课程节选

That would be a subunit vaccine because I'm purifying a subunit of the virus that could be injected and hopefully induce an immune response.

那将会产生疫苗,因为我提取的是病毒的亚基,可以被注射并且有可能引发免疫应答

耶鲁公开课 - 生物医学工程探索课程节选

Chua told CNN that she and Tan had taken technology and processes commonly used in air conditioning and air purifying units and adapted it for an alternative use.

CNN: Ioning your way to cleaner clothes

Moving, assembling and testing ordnance, purifying and storing fuel, organizing the flight deck, mission planning, safely navigating the ship, preparing food, training and performing maintenance on important ship and aircraft systems go on around the clock.

FORBES: What Is It Like To Be The Commanding Officer Of An Aircraft Carrier?

But human fecklessness is also to blame, including wastage, urban, industrial and agricultural pollution, absence of purifying systems and frequently poor democratic and financial management of the sector.

FORBES: From The Forward To Antoine Fr��rot's Book