neptunia

例句：

1. 1.The mythical creature is said to have been found in the depths of Neptunian oceans.
   据说这种神话生物曾在海王星的深处被发现。
2. 2.The story of the lost treasure was first told by a sailor who had sailed across the Neptunian seas.
   这个故事最初是由一位航海家讲述的，他曾航行过海王星海域。
3. 3. The discovery of this rare mineral has sparked renewed interest in the study of Neptunian geology.
   这种稀有矿物的发现重新激发了人们对海王星地质学研究的兴趣。