冷空气

• Do not place the refrigerant at the bottom of the package because cold air will not circulate
  请勿将致冷剂放置于包裹底部，因为冷空气会无法循环
• As the cold air arrives , there may be extensive rain lasting for a fairly long time
  冷空气到达时可能会下雨，范围广泛，而且还持续一段颇长时间。
• As the cold air arrives , there may be extensive rain lasting for a fairly long time
  冷空气到达时可能会下雨，范围广泛，而且还持续一段颇长时间。
• Do not store excessive amount of food in the refrigerator to avoid affecting cold air circulation
  雪柜内不要堆放过量的食物，以免阻碍冷空气流通。
• He said cold air helps the virus survive in the air and low humidity helps it stay there longer
  他说冷空气有助病毒的存活，低的湿度帮助病毒停留更久。
• A wintry blast is bringing cold air down and dumping up to a foot of snow on some parts of the region
  寒流带来了冷空气，并给部分地区带来一英尺的降雪。
• Is a cold pool necessary for the maintenance of a squall line produced by a cold front aloft
  冷空气堆（冷池）对于高空冷锋产生的的雹线维持是否是必要的？
• A wintry blast is bringing cold air down and dumping up to a foot of snow on some parts of the region
  刺骨的寒风带来了冷空气,一些地区已经积了一尺厚的雪。