nacreous clouds

常見(jiàn)例句

• Nacreous clouds form when the fading light at sunset passes through tiny ice crystals blown along by a strong jet of stratospheric air.
  珍珠云是由于日出時(shí)的太陽(yáng)光穿過(guò)被一股強(qiáng)氣流吹起的冰晶體時(shí)形成的。
• a magnificent display of nacreous clouds
  蔚為壯觀的一大片燦爛的云
• A magnificent displayof nacreous clouds
  蔚為壯觀的一大片燦爛的云
• The plane climbed until it was clear of the clouds.
  飛機(jī)爬升穿出了云層。
• A cloud is a mass of vapor in the sky.
  云是天空中的水汽團(tuán)。
• For a while, the darkling star disappeared behind thick clouds.
  隱約出現(xiàn)的星星暫時(shí)消失在厚厚的云層後面了。
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