noctilucent train

例句：

1. 1. The noctilucent cloud was a sight to behold.
   星状云是一道令人惊叹的景象。
2. 2. The starry sky above the city is always mesmerizing.
   城市上空的星空总是令人着迷。
3. 3. The noctilucent showers were a welcome treat for the hikers.
   星状雨为徒步旅行者带来了欢迎的享受。