1. A jet plane sheared the Blue sky .
   一架喷气式飞机划破蓝空。
2. The clear water mirrored the blue sky.
   清澈的水面映出了碧蓝的天空。
3. Blue skies are not always a guarantee of fine weather.
   蔚兰的天空并不永远保证晴朗的天气。
4. She looked at the blue dome of the sky.
   她看着蓝色的苍穹。
5. Red flags stand out brightly against the blue sky.
   红旗在蓝天的衬托下显得分外鲜艳。

　1个名词解释