When melting snow crystals or raindrops fall through very cold air, they freeze to form small particles of ice,called sleet.

VOA: special.2010.01.05

When melting snow-crystals or raindrops fall through very cold air, they freeze to form small particles of ice, called sleet.

VOA: special.2011.01.11

This is a very very different product. This is in the French European tradition, is its very very small just about the size of a half dollar or so.

VOA: special.2010.04.12

"Lots and lots of companies from overseas, especially from China, selling very cheap products, that users can have in order to recharge their cell phones or small devices, that run on solar energy or wind energy."

VOA: special.2011.01.10

"And so he then went back and worked on technology adaptation and designed very low-cost, small affordable solar panels with fitted bulbs, maybe one or two bulbs per household, made sure that the bulbs could be moved from room to room, depending where people wanted the light,".

VOA: standard.2009.12.18