With low temperatures, mountain snow didn't melt quickly.

在如此低温下，山上的积雪难以快速地融化。

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The researchers have also developed a type of liposomes which melt quickly, so the drug can be delivered into the tumour within 20 seconds of heating.

BBC: 'Heat treatment' for breast cancer

As the ice thins, more solar radiation can enter the ocean and warm the sea water, which will cause icecaps to melt more quickly.

CNN: Nature - Satellite sees through Arctic ice for signs of climate change

And if Mr Dodd shifts left to bridge the gaps between his bill and the House's, any Republican support could quickly melt away.

ECONOMIST: The Senate bill is finally published