Sagitta

例句：

1. 1. The Sagitta is a constellation in the northern hemisphere.
   天蝎座是北半球的星座之一。
2. 2. Many people believe that Sagitta is a symbol of good luck.
   许多人认为天蝎座是好运的象征。
3. 3. In Chinese mythology, Sagitta is often associated with dragons and other mythical creatures.
   在中国文化中，天蝎座常与龙和其他神话生物联系在一起。