blue jet

1. He is also very handsome with his blue eyes and jet black ( or blonde) hair.
   他非常英俊有着一对蓝色的眼睛和棕黑色（或金色）发。
2. The number of families chartering aircraft to fly to summer camps has also dramatically increased over the past year, with one private jet company, Blue Star Jets, reporting a 30 per cent rise in camp-travel related profits.
   过去一年里，包机飞往夏令营营地的家庭也明显增多。私人飞机公司&蓝星航空公司（BlueStarJets）表示，与宿营旅游业务相关的利润增长了30%。
3. Photocatalytic degradation of acid blue A with a jet loop three-phase photoreactor under visible light
   喷射环流三相光催化反应器可见光下降解酸性湖兰A的研究

noun

1. atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward

   Synonym:    jetreverse lightning