Eulerian path

例句：

1. 1. The Eulerian path is a popular hiking trail in the park.
   欧拉路径是公园里一条受欢迎的徒步小径。
2. 2.The Eulerian path is known for its beautiful scenery and peaceful atmosphere.
   欧拉路径以其美丽的风景和宁静的氛围而闻名。
3. 3.The Eulerian path runs through the heart of the city, connecting different neighborhoods.
   欧拉路径贯穿城市中心，连接不同的街区。