It was undergoing cold-weather flight-testing.

它正经受寒冷条件下的试飞。

Marty:Yeah. They say that it's essential that I bring both warm-weather and cold-weather clothes. The weather in McQuillanland is really unpredictable.

马蒂：是的。他们说带够衣服很重要，既要带天冷时穿的衣服，也要带天热的衣服。McQuillanland的天气很变幻莫测。

We talked last week about ways to avoid hypothermia and other cold-weather injuries.

上周我们谈了如何避免体温降低和其他寒冷天气下的损伤的方法。

So Wang thinks the Plateau was a sort of evolutionary cradle for cold-weather animals.

王晓明认为青藏高原在一定程度上起到了培养寒冷时期动物物种摇篮的作用。

One of the key goals of cold-weather running is to avoid excess sweat buildup (which often occurs if you wear cotton clothing.)

这类产品最主要的功能就是防止在冬季跑步的时候过多的汗集结在你的身体周围（如果你穿棉织品，这种事就会经常发生）。

One man, Cui Deyi, a cold-weather challenger known as 'Huangshan Polar Bear', has even taken the opportunity to play chess while sitting in a giant tub of ice.

一名叫崔德益的男子，是一名有着“黄山北极熊”之称的耐寒挑战者，他甚至坐在一装满冰块的大缸中与人下象棋。