a stealthy murder的用法和样例：
- He took a stealthy glance at his stepmother and stole out of the house.
- You're about to meet the spider equivalent of a stealthy jungle cat.
- This dreadful murder is surely the act of a madman.
- However, in 1999,an F-117,which also has a stealthy shape and materials, was blasted out of the sky over the Balkans.