她的皮肤在寒冷的空气中收缩了。
最后他开始发表就职演说，他的声音在寒冷的空气中回荡。
At last he began his inaugural address, his voice ringing out in the frosty air.
在寒冷的季节中，室外压缩空气管线中的液体水会冻结，引起管道堵塞或爆裂。
During the cold seasons, outdoor compressed air of liquid water will freeze pipeline, cause blockage or burst pipe.
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